It passes through the Midway Crevasse , a narrow gap between two large blocks of Pocono sandstone conglomerate .
Highland Trail is a 1.2 - mile ( 1.9 km ) moderate hiking trail at the top of the Falls Trail loop .
Falls Trail passes through the Midway Crevasse , a narrow gap between two large blocks of Pocono sandstone conglomerate .
Highland Trail is a 1.2 - mile ( 1.9 km ) moderate hiking trail at the top of the Falls Trail loop .