Valid: Valid six days a week 10am-4pm at Moonraker Floating Tearoom, Waterside North, Lincoln. Savouries: Includes filled finger sandwiches and sausage rolls. Sweet treats: Plus, a variety of delicious cakes, scones with cream and jam, and a pot of tea to share. Boat ride: Then get a 30-minute boat ride on Olivers Boat Trip up the River Witham to the Stamp End lock. Perfect for: A fun-filled, unique experience for any occasion. High tea: Enjoy high tea for two on a fabulous floating tearoom with a 30-minute boat ride! High Tea And Boat Ride For 2 | Regional | Living Social