Equestrian Adventure, described as "Horse riding in an open country side with a choice of..." was holographic program specifically designed for horseback riding.
In 2365, Captain Jean-Luc Picard ran the program on the USS Enterprise-D during the mission to the Selcundi Drema sector. (TNG: "Pen Pals")
The simulation was also available aboard the USS Enterprise-E in 2373. (Star Trek: First Contact)