132 Grandpappy Dr., Denison, TX 75020

From US-75, take Exit 70 onto FM-84 west toward Lake Texoma. Turn left on Harbor Rd and follow the short, tree-lined drive into the marina. The turn people miss is the fork at the Grandpappy Point sign. Go left for the restaurant, fuel dock, cabins, RV sites, boat launch and the best lake views on Texoma. Go right for the ship store, boat sales and service. Marina office: 132 Grandpappy Dr., Denison, TX 75020.