Introduction to Harrison's Cave: Harrison's Cave is located in St. Thomas Parish and has a history of thousands of years. It was not until 1974 that it was fully developed and mapped, and opened to tourists as an attraction in 1981 open.
Harris Cave is 2.3 kilometers long. The largest hall in the cave (Great Hall) is 50 feet high. It features underground rivers, 40-foot-high waterfalls and a large number of lakes, caves and rock formations.