Directions from the A,C,E train: Get off at the Port Authority stop, located at 42nd Street and 8th Avenue. From the Port Authority, walk south one block to 41st Street, then go west down 41st Street until you hit the water.
Directions from Bus M42: Get off at West 42nd Street and 12th Ave. Walk to the water and go about a block south until you come to Pier 81, which is between Pier 79 and Circle Line Sightseeing. This is also where North River Lobster Company docks.
Directions from Bus M50: Get off at 12th Avenue and West 43rd Street. Walk to the water and go two blocks south, passing Circle Line Sightseeing.