Book a room this summer at the Radisson Plaza-Warwick Hotel Philadelphia, in upscale Rittenhouse Square, for $109 per night.

Stay in a room with a king bed and complimentary Wi-Fi, June 17 - Sept. 7 and save as much as 50% compared with current rates at similar hotels.

For $30 more per night, choose between valet parking or a full breakfast buffet for two at the hotel's on-site restaurant, Tavern 17. Or for $60 more per night, receive both the breakfast and the valet parking.

Listed on the National Register of Historic Places, the hotel dates back to 1926. The city's main attractions, including Independence Hall, the Liberty Bell and the Philadelphia Museum of Art are within one mile of the hotel.

Note: Reservations must be prepaid and are nonrefundable.

Not available: June 25-27; Aug. 18-21; Sept. 1-2

Travelzoo Tip: As the location of the signing of the Declaration of Independence, Philly puts on quite a show around July Fourth. Check out the events calendar for great ideas while in town.