Thanks to its breathtaking waterfalls, mysterious caves, and thrilling roller coaster--rumored to be one of the first in the United States--the High Bridge Glens and Caves Park, located along the banks of the thundering Cuyahoga River, made the northeast Ohio community of Cuyahoga Falls one of the leading tourist destinations in the state in the late 1800s. At the height of its popularity, the park attracted more than 8,000 visitors per day. Guests...