Jules' Undersea Lodge Chalupa Research Laboratory, an undersea marine lab operated off Puerto Rico in the 1970s. The lodge features a 2 bedroom 1 bath retreat that can be rented for a night. The hotel also offers a scuba diving school. Jules' Undersea Lodge Jules' Undersea Lodge is an American hotel located in Key Largo, Florida and is the only underwater hotel in the United States. It is 30 feet (9 m) deep on the ocean floor and guests have to scuba dive to get to their rooms. The hotel is located at the bottom of the Emerald Lagoon and was opened in
Puerto Rico State Guard militia and assumes the state mission of the Puerto Rico National Guard in the event the Guard is mobilized. The PRSG comprises retired, active and reserve military personnel and selected professional persons who volunteer their time and talents in further service to their state. The modern PRSG reformed in 1976 by the virtue of the Military Code of Puerto Rico (Law Num. 62 from June 23, 1969 and amendments) and is considered the state-controlled branch of the PRNG. By law, the Puerto Rico State Guard is part of the Total Force and one of three components of the Puerto Rico