The Perch Shelter, White Mountains - The Perch Shelter is located along the Perch Path in Cascade Ravine, just off Randolph Path and Israel Ridge Path, in the Presidential Range in the New Hampshire White Mountains. Four tent platforms are also located at the Perch Shelter site. Originally a birch bark building, the Perch Shelter dates back to the 1890s (around 1892) when J. Rayner Edmands built three camps in Cascade Ravine: Cascade Camp, Cliff Shelter, and the Perch Shelter ...