Best hikes in Two Ponds National Wildlife Refuge

Ambleway maps 3 hikes in Two Ponds National Wildlife Refuge, from a 4.6-mile walk to a 11-mile day out. The biggest climb is Standley Lake–Croke Canal Trail, 4 sights, gaining 303 ft, and the network tops out at 5,570 ft. 2 start within walking range of public transit.