Shuswap Lake Vacation Inc. known as Twin Anchors Houseboats Vacations is Canada’s largest houseboat company, with the largest houseboats in Canada. We are the premier houseboat destination on Shuswap Lake. With 1100 km of shoreline to explore onboard our luxurious Twin Anchors houseboats. Our guests have the ability to adventure and see the many highlights of the lake or relax on their houseboat. We are located at Old Town Bay Marina, the largest marina on Shuswap lake surrounded by mountain scenery. It is the perfect location for after work adventures and to work in the houseboat capital of Canada, beautiful Sicamous, BC.