Property Location When you stay at Tranquility Bay Beachfront Hotel and Resort in Marathon, youll be on the waterfront, a 3-minute drive from Seven Mile Bridge and 7 minutes from Sombrero Beach. This 4-star resort is 10.5 mi (17 km) from Dolphin Research Center and 15.1 mi (24.3 km) from Bahia Honda State Park and Beach.Rooms Make yourself at home in one of the 103 air-conditioned rooms featuring flat-screen televisions. Complimentary wireless Internet access keeps you connected, and cable programming is available for your entertainment. Bathrooms feature showers, complimentary toiletries, and hair dryers. Conveniences include irons/ironing boards and in-room massages, and housekeeping is provided daily.Amenities Treat yourself with body treatments and facials. After dipping into one of the 3 outdoor swimming pools, you can spend some time at the private beach.Dining Enjoy a satisfying meal at TJs Tiki Bar serving guests of Tranquility Bay Beachfront Hotel and Resort. Unwind at the end of the day with a drink at the bar/lounge or the beach bar.Business, Other Amenities The front desk is staffed during limited hours. Free self parking is available onsite.