Title: Visit Baseline Sub: 2026 Baseline Sub, Boulder Travel Guide | Expedia.com [Hotels in Baseline Sub](https://expedia.com/Baseline-Sub-Boulder-Hotels.0-n553248635976471099-0.Travel-Guide-Filter-Hotels)[Flights to Boulder](https://expedia.com/Cheap-Flights-To-Boulder.d6051762.Travel-Guide-Flights)[Things to do in Boulder](https://expedia.com/Things-To-Do-In-Boulder.d6051762.Travel-Guide-Activities)[Car Rentals in Baseline Sub](https://expedia.com/Car-Rentals-In-Baseline-Sub.d553248635976471099.Car-Rental-Guide)[Baseline Sub Vacations](https://expedia.com/Baseline-Sub.d553248635976471099.Destination-Travel-Guides) # Baseline Sub, CO ## Boulder ![#LifeatExpedia](https://images.trvl-media.com/place/553248635976472864/048272b5-b34a-4f46-8399-2a07ce9cd588.jpg?impolicy=fcrop&w=1040&h=580&q=mediumHigh) ![#LifeatExpedia](https://images.trvl-media.com/place/553248635976472864/048272b5-b34a-4f46-8399-2a07ce9cd588.jpg?impolicy=fcrop&w=1040&h=580&q=mediumHigh) ## Visit Baseline Sub Things to do Hotels Where to stay [Boulder Travel Guide](https://expedia.com/Boulder.dx6051762) --- ### Popular places to visit ![Boulder Colorado panorama as viewed from above](https://images.trvl-media.com/place/6071553/8bb19a76-a629-49b9-9bca-f80e565e7655.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### University of Colorado Boulder 4.5/5(1,401 reviews) Explore the campus of University of Colorado Boulder, during your trip to Boulder. Attend a sporting event or simply enjoy the top-notch restaurants while you're in the area. [](https://expedia.com/University-Of-Colorado-Boulder-East-Boulder.d6071553.Vacation-Attraction) ![Pearl Street Mall featuring a fountain](https://images.trvl-media.com/place/6071557/ecc4f372-ef06-4d5e-90fa-981af636f2b6.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Pearl Street Mall 4.5/5(1,272 reviews) Shop, dine or simply enjoy the atmosphere of Boulder's busy downtown shopping quarter. Relax by flower-filled gardens and let your children splash in the fountains. [](https://expedia.com/Pearl-Street-Mall-Central-Boulder.d6071557.Vacation-Attraction) ![University of Colorado Boulder, Buffaloes Campus, College in Boulder Campus](https://images.trvl-media.com/place/6089673/f854ff95-8771-4260-bb8b-1d964719aa67.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Folsom Field 4.5/5(231 reviews) Catch an event at Folsom Field, and enjoy other activities in Boulder such as biking. Attend a sporting event or simply enjoy the top-notch restaurants while you're in the area. [](https://expedia.com/Folsom-Field-Boulder.d6089673.Vacation-Attraction) ![Chautauqua Park which includes mountains](https://images.trvl-media.com/place/6071561/885b4b69-df0c-4e01-a28f-4e28452a48b5.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Chautauqua Park 4.5/5(455 reviews) Embark on gentle or rigorous hikes and photograph native wildlife at this popular city park. See cultural performances and learn about a historic education movement. [](https://expedia.com/Chautauqua-Park-Central-Boulder.d6071561.Vacation-Attraction) ![#boulder #theatre #sign #marquee #artdeco #architecture](https://images.trvl-media.com/place/6051762/a98d93e3-0505-4d31-9403-aacc754507c6.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Boulder Theater 4.5/5(33 reviews) You can get tickets for a performance at Boulder Theater on your trip to Boulder. Discover the area's mountain views and top-notch restaurants. [](https://expedia.com/Boulder-Theater-Central-Boulder.d6290872.Vacation-Attraction) ![This map of downtown Boulder you can find at the kiosk of information for tourists.](https://images.trvl-media.com/place/6051762/ba3e4a80-a339-432a-a18b-5b7bbd237c75.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Downtown Boulder Historic District You can find out about the history of Boulder with a stop at Downtown Boulder Historic District. Check out the shops and top-notch restaurants in this walkable area. [](https://expedia.com/Historic-Boulder.d553248633895039570.Destination-Travel-Guides) ### Things to do ![Astronomy Tour](https://mediaim.expedia.com/localexpert/1243363/d4235c31-179e-4cb6-83fd-fc190218e2fb.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Astronomy Tour $45 per adult [](https://expedia.com/things-to-do/astronomy-tour.a1243363.activity-details) ![1-Hour Private Scenic Mountain Photoshoot in Boulder](https://mediaim.expedia.com/localexpert/47215075/a70ab795-0a13-492e-85d8-55c83e1f5cf8.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Scenic Mountain Photoshoot in Boulder, Colorado $125 per traveler [](https://expedia.com/things-to-do/scenic-mountain-photoshoot-in-boulder.a47215075.activity-details) ![Rocky Mountain National Park Hiking ](https://mediaim.expedia.com/localexpert/586134/208fdfbd-4741-4d01-90dc-93e8fe1da487.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Rocky Mountain National Park Hiking $189 per traveler **98%** of travellers recommend [](https://expedia.com/things-to-do/rocky-mountain-national-park-hiking.a586134.activity-details) ![The Psycho Killer Escape Room](https://mediaim.expedia.com/localexpert/681915/8b906027-2bfa-462d-9d0c-ce307ffcf0b6.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### The Psycho Killer Escape Room (1-8 people) $31 per adult [](https://expedia.com/things-to-do/the-psycho-killer-escape-room-1-8-people.a681915.activity-details) ![Scenic Mountain Photoshoot in Boulder, Colorado](https://mediaim.expedia.com/localexpert/47863684/0f4b2899-56d8-45e9-a3f6-db7e413b92c2.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Scenic Mountain Photoshoot in Boulder, Colorado $125 per traveler [](https://expedia.com/things-to-do/scenic-mountain-photoshoot-in-boulder.a47863684.activity-details) ![Best of Boulder E-Bike Tour](https://mediaim.expedia.com/localexpert/1382106/3fbb3b53-0dbf-4068-9b18-b948335ec576.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) #### Best of Boulder E-Bike Tour $104 per adult **100%** of travellers recommend [](https://expedia.com/things-to-do/best-of-boulder-e-bike-tour.a1382106.activity-details) [See all activities in Boulder](https://expedia.com/Things-To-Do-In-Boulder.d6051762.Travel-Guide-Activities) --- ## Baseline Sub Hotel Deals ![Monarch Casino Resort Spa Black Hawk](https://images.trvl-media.com/lodging/43000000/42080000/42070700/42070641/0a2fb654_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Monarch Casino Resort Spa Black Hawk 488 Main St Black Hawk CO $128 nightly $152 total Mar 12 - Mar 13 Total with taxes and fees Book a stay at this spa hotel in Black Hawk. Enjoy free WiFi, a full-service spa, and 5 restaurants. Our guests praise the pool and the helpful staff in our ... [](https://expedia.com/Hotel-Search?startDate=3%2F12%2F2026&endDate=3%2F13%2F2026&selected=42070641&PinnedHotelID=42070641&HadPinnedHotel=true®ionId=553248635976471099) ![Ameristar Casino Resort Spa Black Hawk](https://images.trvl-media.com/lodging/3000000/2770000/2767300/2767297/bf6be7fe_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Ameristar Casino Resort Spa Black Hawk 111 Richman St Black Hawk CO $105 nightly $125 total Mar 16 - Mar 17 Total with taxes and fees Book a stay at this spa resort in Black Hawk. Enjoy free parking, a full-service spa, and 5 restaurants. Our guests praise the pool and the helpful staff in ... 8.6/10 Excellent! (3,610 reviews) Great hotel, huge rooms lots to do! Reviewed on Mar 10, 2026 [](https://expedia.com/Hotel-Search?startDate=3%2F16%2F2026&endDate=3%2F17%2F2026&selected=2767297&PinnedHotelID=2767297&HadPinnedHotel=true®ionId=553248635976471099) ![Hotel Boulderado](https://images.trvl-media.com/lodging/1000000/20000/15100/15084/b30dbede_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Hotel Boulderado 2115 13th St Boulder CO $170 nightly $196 total Apr 2 - Apr 3 Total with taxes and fees Book a stay at this luxury hotel in Boulder. Enjoy free WiFi, 2 restaurants, and breakfast (surcharge). Our guests praise the restaurant and the bar in our reviews. ... 9.6/10 Exceptional! (1,668 reviews) Great property with lots of character. Cleaning staff was excellent. Location was superb--right off of Pearl Street. Will definitely stay here again. Reviewed on Mar 10, 2026 [](https://expedia.com/Hotel-Search?startDate=4%2F2%2F2026&endDate=4%2F3%2F2026&selected=15084&PinnedHotelID=15084&HadPinnedHotel=true®ionId=553248635976471099) ![Residence Inn By Marriott Boulder](https://images.trvl-media.com/lodging/1000000/20000/12000/11992/dee5af79_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Residence Inn By Marriott Boulder 3030 Center Green Dr Boulder CO $101 nightly $116 total Mar 20 - Mar 21 Total with taxes and fees Book a stay at this business-friendly hotel in Boulder. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. ... 9.2/10 Wonderful! (592 reviews) Great place!! Reviewed on Mar 9, 2026 [](https://expedia.com/Hotel-Search?startDate=3%2F20%2F2026&endDate=3%2F21%2F2026&selected=11992&PinnedHotelID=11992&HadPinnedHotel=true®ionId=553248635976471099) ![Limelight Boulder](https://images.trvl-media.com/lodging/115000000/114440000/114431400/114431338/540dcced_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Limelight Boulder 1295 University Ave Boulder CO $217 nightly $249 total Mar 29 - Mar 30 Total with taxes and fees Book a stay at this family-friendly hotel in Boulder. Enjoy free WiFi, 2 bars/lounges, and a rooftop terrace. Popular attractions Pearl Street Mall and Folsom ... 9.8/10 Exceptional! (136 reviews) Great stay. Will stay there again Reviewed on Mar 8, 2026 [](https://expedia.com/Hotel-Search?startDate=3%2F29%2F2026&endDate=3%2F30%2F2026&selected=114431338&PinnedHotelID=114431338&HadPinnedHotel=true®ionId=553248635976471099) ![Courtyard by Marriott Boulder](https://images.trvl-media.com/lodging/1000000/10000/3900/3807/e83261d9_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Courtyard by Marriott Boulder 4710 Pearl East Cir Boulder CO $93 nightly $107 total Mar 29 - Mar 30 Total with taxes and fees Book a stay at this business-friendly hotel in Boulder. Enjoy free WiFi, breakfast (surcharge), and a fitness center. Our guests praise the helpful staff and ... [](https://expedia.com/Hotel-Search?startDate=3%2F29%2F2026&endDate=3%2F30%2F2026&selected=3807&PinnedHotelID=3807&HadPinnedHotel=true®ionId=553248635976471099) [See all 2,413 properties in Baseline Sub](https://expedia.com/Hotel-Search?rfrrid=TG.LP.Hotels.DestinationExperience&startDate=3%2F12%2F2026&endDate=3%2F13%2F2026®ionId=553248635976471099) Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply. ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.com/deals?rfrr=DX-NH_SPRING_PROMO_553248635976471099) ## Check Baseline Sub hotel availability [Tonight ](https://expedia.com/Hotel-Search?rfrrid=TG.LP.CheckPrices.DestinationExperience&adults=2&openPlayBack=true®ionId=553248635976471099&startDate=2026-03-11&endDate=2026-03-12)[Mar 11 - Mar 12](https://expedia.com/Hotel-Search?rfrrid=TG.LP.CheckPrices.DestinationExperience&adults=2&openPlayBack=true®ionId=553248635976471099&startDate=2026-03-11&endDate=2026-03-12) [Tomorrow night ](https://expedia.com/Hotel-Search?rfrrid=TG.LP.CheckPrices.DestinationExperience&adults=2&openPlayBack=true®ionId=553248635976471099&startDate=2026-03-12&endDate=2026-03-13)[Mar 12 - Mar 13](https://expedia.com/Hotel-Search?rfrrid=TG.LP.CheckPrices.DestinationExperience&adults=2&openPlayBack=true®ionId=553248635976471099&startDate=2026-03-12&endDate=2026-03-13) [This weekend ](https://expedia.com/Hotel-Search?rfrrid=TG.LP.CheckPrices.DestinationExperience&adults=2&openPlayBack=true®ionId=553248635976471099&startDate=3%2F13%2F2026&endDate=3%2F15%2F2026)[Mar 13 - Mar 15](https://expedia.com/Hotel-Search?rfrrid=TG.LP.CheckPrices.DestinationExperience&adults=2&openPlayBack=true®ionId=553248635976471099&startDate=3%2F13%2F2026&endDate=3%2F15%2F2026) [Next weekend ](https://expedia.com/Hotel-Search?rfrrid=TG.LP.CheckPrices.DestinationExperience&adults=2&openPlayBack=true®ionId=553248635976471099&startDate=3%2F20%2F2026&endDate=3%2F22%2F2026)[Mar 20 - Mar 22](https://expedia.com/Hotel-Search?rfrrid=TG.LP.CheckPrices.DestinationExperience&adults=2&openPlayBack=true®ionId=553248635976471099&startDate=3%2F20%2F2026&endDate=3%2F22%2F2026) --- ### Other neighborhoods around Baseline Sub ![Royal Arch Trail. Rewarding hike. Highly recommend micro spikes for winter months.](https://images.trvl-media.com/place/6051762/6b20dbc1-7db1-4681-b555-7251f2fcdbda.jpg?impolicy=fcrop&w=350&h=192&q=medium) ### Goss - Grove While visiting Goss - Grove, you might make a stop by sights like Boulder Creek and Downtown Boulder Historic District. [](https://expedia.com/Boulder-Goss-Grove.dx553248635976475977) ![I came to Boulder on a sad mission: find out how amongst such a majestic backdrop my 21 year old nephew Gabriel a student of University of Colorado and an avid life lover could do the unthinkable and take his own life?! At his memorial in his honor my family wants his adventures to live on and I was having a hard time with the concept thinking maybe it was glamorizing suicide, but guys maybe you too could do the hashtag in Gabriel’s honor #adventureon](https://images.trvl-media.com/place/6051762/ded69a09-5842-4fa6-bf23-00a06ae8063a.jpg?impolicy=fcrop&w=350&h=192&q=medium) ### East Boulder 3.5/5(27 area reviews) If you're spending some time in East Boulder, Boulder Creek and Rolando Campos are top sights worth seeing. [](https://expedia.com/Boulder-East-Boulder.dx553248635976472864) ![Default Image](https://images.trvl-media.com/media/content/expus/graphics/deals/TE_Clouds_card_r1.jpg?impolicy=fcrop&w=350&h=192&q=medium) ### Lower Chautauqua While Lower Chautauqua isn't home to many top sights, Colorado Chautauqua and Fox Theater are some notable places to visit nearby. [](https://expedia.com/Boulder-Lower-Chautauqua.dx553248635976476056) ![Panoramic view of the jagged peaks of the Flatirons mountains and Chautauqua Park meadow in autumn golden colors in front of the surrounding pine forest in Boulder, Colorado](https://images.trvl-media.com/place/553248635976481777/8a00f55c-47ff-41fd-a202-d981cd0b9eab.jpg?impolicy=fcrop&w=350&h=192&q=medium) ### Whittier If you're spending some time in Whittier, Downtown Boulder Historic District and Dairy Center for the Arts are top sights worth seeing. [](https://expedia.com/Boulder-Whittier.dx553248635976481777) ![Fall Colors and Fresh Winter Snow in Boulder County, Colorado](https://images.trvl-media.com/place/553248635976469249/bb89976f-1654-4f6e-b96d-91380e24ae9f.jpg?impolicy=fcrop&w=350&h=192&q=medium) ### Martin Acres Martin Acres might not have many top sights, but NOAA's Earth System Research Laboratory and NIST Headquarters are two attractions nearby that you can check out. [](https://expedia.com/Boulder-Martin-Acres.dx553248635976469249) ![Summer time in Boulder, CO - Chautauqua Mountain](https://images.trvl-media.com/place/6051762/841c1a31-64bc-48c4-a553-7952d53825ab.jpg?impolicy=fcrop&w=350&h=192&q=medium) ### Central Boulder 4.5/5(433 area reviews) If you're spending some time in Central Boulder, Boulder Theater and Pearl Street Mall are top sights worth seeing. [](https://expedia.com/Boulder-Central-Boulder.dx553248635975748298) [See our Where To Stay guide](https://expedia.com/Boulder.dx6051762.Where-To-Stay?rfrr=TG.LP.Dest.Neigh.Neighborhoods) --- --- - [Stays](?pwaLob=wizard-hotel-pwa-v2) - [Packages](?pwaLob=wizard-package-pwa) - [Flights](?pwaLob=wizard-flight-pwa) - [Things to do](?pwaLob=wizard-lx-pwa) - [Cruises](?pwaLob=wizard-cruise-pwa) - [Cars](?pwaLob=wizard-car-pwa) # Baseline Sub, CO