Jurassic Park sports

As seen in the scene were Grant, Malcolm, Ellie, John and Gennero are haveing dinner, on one of the slides in the back, you see a sign for 'Jurassic Tennis'. As seen on most Jurassic Park Map's it show's that there is a golf course

Jurassic Tennis:

Jurassic Tennis is more than likely set at the back of the Visitor Center.

 Golf Course: 

The Jurassic Park Golf Course is set around the middle of the Island, and is about as large as the Tyrannosaur Paddock.