One of your first stops should be Lava Lands Visitor Center. Here, you'll be able to find your bearings and pick up some great ideas before you set out exploring.
If you're staying a while in Bend, Lava Lands Visitor Center is a good place to kick off your sightseeing. This tourist information center is one of many attractions worth checking out here. Sunriver Resort Golf Course, High Desert Museum, and Sunriver Homeowners Aquatic & Recreation Center are also waiting for you close by.