Bowling Green is a city located in the state of Kentucky, United States. It is the third-most populous city in the state, after Louisville and Lexington. As of the 2020 census, its population of 72,294. Bowling Green serves as the county seat of Warren County and is known for its diverse economy, educational institutions, and cultural attractions.

Lost River Cave is a natural attraction located in Bowling Green, Kentucky. One of the main attractions at Lost River Cave is the underground boat tour. Visitors can take a guided boat tour through the cave system, exploring the subterranean passages and learning about the geology and history of the cave.