$13.50 -- NYC: Sightseeing Cruise Around Manhattan, Reg. $28

For $13.50 wave at Lady Liberty, cruise by the World Financial Center and marvel at Ellis Island on the famed Circle Line. For more than 65 years, Circle Line has offered tours of New York City on the Hudson River, and discounts for the cruises are rare. An informative guide narrates the 75-minute Liberty Cruise, which takes passengers around New York Harbor and lower Manhattan and past Ellis Island, Battery Park, the Statue of Liberty, etc. These 50% off tickets can be redeemed anytime through March 31, 2013. Book by April 19. Go here to get this Travelzoo deal.