Stay in an 18th-century Georgian mansion in the heart of London's exclusive Mayfair for up to 65% off current rates.

Book an upgraded Superior Plus Room at the Millennium Hotel London Mayfair through April 14 for $146 per night. Or get the room with breakfast for two for $172 per night.

Guest will receive a glass of prosecco each ($24 value for two) and a 20% discount at the 2-AA Rosette, Michelin Guide-listed Avista restaurant.

The 4-star hotel, originally built as a stately townhouse, overlooks fashionable Grosvenor Square and is a five-minute walk from Green Park, Buckingham Palace and the shops and boutiques of Oxford and Bond streets.

Note: Reservations must be prepaid and are nonrefundable. Rates will be displayed in British pounds inclusive of tax.

Not available on: Jan. 25