The top destination for climbers is Portland Rock Gym (21 NE 12th Ave., 503/232-8310, www.portlandrockgym.com , 11 a.m.–11 p.m. Mon., Wed., and Fri., 7 a.m.–11 p.m. Tues. and Thurs., 9 a.m.–7 p.m. Sat., 9 a.m.–6 p.m. Sun.), with a 12,000-square-foot climbing area, 40-foot top-rope and lead walls, and a large bouldering area. A day pass ($14 adults, $7 weekdays and $10 weekends seniors and children ages 11 and under) includes unlimited access to the gym for one day, including climbing areas, fitness facilities, and drop-in yoga classes.