Pools in Washington, D.C.

Citysearch fan Sheila A. recommends the Liaison's outdoor rooftop pool for the "best views and gorgeous scenery." The pool and rooftop bar is open to non hotel guests on Sundays from 1pm to 10pm for the "Adult Swim" pool parties; entry is $20 at the door, and you must call or email to get on the guest list beforehand. Visit www.dcpoolparty.com for more information.

Find Good Stuff Eatery's "Top Chef" Spike Mendelsohn grilling burgers on the expansive pool deck each Sunday from 12pm to 8pm. The pool is also open on Saturdays from 11am to 8pm, some of which will also feature a brightestyoungthings.com party from 12pm to 8pm. Entry to all is open to non-guests and is $15 at the door.

The rooftop pool and lounge--named ADC, for "Above D.C."--at this chic Logan Circle hotel is only open to guests for swimming, but non-guests can check it out and take in the cooling view during happy hour between 5pm and 8pm every day. Enjoy a full-service bar and food from Zentan, the hotel's critically acclaimed Asian-fusion restaurant.

"The drive is well worth it," says Citysearch Dictator Connie H., of this tubing spot just north of Baltimore. "The cool water runs from Pretty Boy Reservoir, so it's refreshing even in the heat of summer, and the lazy pace and shady banks almost force you to relax." Tubes can be rented here for the day; $15 for adults, $10 kids. Make advance reservations.

Float down the Shenandoah River at this tubing locale near Harpers Ferry. Take a group (10 or more get a discount) and have a picnic at the Blue Heron Outdoor Grill; then park the car at the trip end spot and take the shuttle upriver. Departure times are at 11am, 1pm and 3pm, and the $24.77 price includes tube rental. Advance reservations required.

This giant Georgia avenue outdoor pool--free to D.C. residents through the Department of Parks and Recreation--operates from 12pm to 6pm on the weekends only until June 21. From June 22-Sept 6 it is open Mondays, Tuesdays, Wednesdays, and Fridays from 1pm to 8pm. Arrive early to snag a lawn chair--or just bring your own. For information and non-resident day passes, visit http://bit.ly/cwKTQO.

This D.C. public pool at Hains Point is free to city residents and open Saturday and Sunday only from 12pm to 6pm until June 20; then also open Monday, Tuesday, Thursday and Friday from 1pm to 8pm through Oct. 17. Take a picnic and enjoy it on Hains Point's grassy peninsula; the island-like setting will cool you down in no time. For information and non-resident day passes, visit http://bit.ly/cwKTQO.

Considered one of the "higher end" public pools, this Georgetown spot is free to D.C. residents and open Saturdays and Sundays only through June 20 from 12pm to 6pm, and then open Tuesday through Friday from 1pm to 8pm through Sept. 6. Additionally, the Volta pool is open Monday through Friday from 8:30am to 10am for lap swim only. For information and non-resident day passes, visit http://bit.ly/cwKTQO.