Located in a 19th century Morris Canal lock tender's house, the Lake Hopatcong Historical Museum offers a look at the history of New Jersey's largest lake. Step back in time to when the lake was originally two bodies of water and the Lenape lived along its shores. Learn about the building of the Morris Canal and the forming of Lake Hopatcong, its main water source. Revisit the resort era, when the lake was filled with tourists and some 40 hotels graced its shores. Relive the days when thousands flocked to Bertrand Island Amusement Park for dancing and "nickel nights."