If you want to ski down the mountainside, you'll need to reach the top of it first. Hop on T-Bar Ski Lift and enjoy the ride up.
You'll have no end of sightseeing choices in Penticton. T-Bar Ski Lift is an ideal place to start here, but there are many other worthwhile spots to discover. Apex Mountain Resort, and Nickel Plate Cross Country Ski Area are near the mountainside transportation system and and will cap off your day nicely.