Trapp Farm Nature Preserve
- Address: 371 N Eldridge Rd, Beulah, MI, 49617
- Phone: (231) 929-7911
Until 1982, much of this preserve was a flourishing produce farm. Today, its wetlands play an important role in the protection of the Crystal Lake Watershed. This trail traverses several diverse ecosystems, such as aspen groves, meadows, and a boardwalk through shadowy cedar swamps.