Jules Undersea Lodge - Stay Underwater for Your Next Vacation! From the website:When guests visit Jules’ Undersea Lodge in Key Largo, Florida, they discover that the name is no marketing gimmick. Just to enter the Lodge, one must actually scuba dive 21 feet beneath the surface of the sea. Jules’ really is underwater.Link (Thanks David R!) Comments (0) Login to comment. Enable JavaScript and Click here to access all of this post's 0 comments