Are recreational activities offered on Lake Dexter? Recreational activities are not offered on the lake and a perimeter fence prevents access to and from the water. A sign posted along the fence warns guests to stay away from the water. Was this article helpful? Related articles What is there to do at LEGOLAND® Beach Retreat? Can LEGOLAND Beach Retreat guests attend Creative workshops? Are LEGO characters available for meet-and-greets at LEGOLAND Beach Retreat? Is Lake Dexter accessible for guests staying at the LEGOLAND Beach Retreat? What amenities are available at LEGOLAND Beach Retreat?