Adjoining the hotel property is a large development of private homes known as the Tan-Tar-A Estates.
In 1977, Duenke sold the resort to Marriott, but retained his interest in the adjoining residential development, Tan-Tar-A Estates.
Amenities include The Oaks, an 18-hole golf course, Jolly Mon Indoor Water Park, Port of Indecision Marina, and a popular lakeside dining restaurant - Landshark Bar & Grill.
The Resort is open to the public and allows outside traffic to utilize it's Lakeside Pool where the popular Tiki Hut Bar is located.
It is a privately owned, public-use seaplane base located six nautical miles (11 km) north of the central business district of Osage Beach.