Great Salt Plains State Park 
23280 S Spillway Dr
Jet, OK 73749
580-626-4731
http://www.travelok.com/listings/view.profile/id.3204
State Park: Birding, Camp, Hike, Picnic, Walk, Water Sports
Luring visitors from all over, the Salt Flats are literally a sea of salt and one of Oklahoma’s most fascinating geological phenomenons. Boasting the only spot in the world where people can dig for hourglass selenite crystals, this park offers a wide variety of attractions.