LaMarcus Adna Thompson is widely credited as the "Father of the American Roller Coaster" for building the Switchback Railway at Coney Island in 1884. This primitive ride traveled at a modest six miles per hour and required passengers to climb a tower to board a bench-like car that coasted down a 600-foot wooden track. While Thompson popularized the concept, the origins of the roller coaster can be traced back to the "Russian Mountains"—massive ice slides constructed in 15th-century Russia. In 2026, the industry has evolved into a multi-billion dollar sector with high-tech "giga-coasters," but Thompson's patent in 1885 for a track-based design remains the foundational blueprint for the modern amusement park experience. His vision shifted the focus from simple transportation to gravity-driven entertainment. Other pioneers, like Charles Alcoke and Phillip Hinkle, also made early contributions, but it was Thompson’s success at Coney Island that ignited the global obsession with white-knuckle thrill rides that continues to dominate theme parks today.