'A cog railroad, the first built in the U.S., runs up this New Hampshire mountain'
Mount Washington
U.S. GEOGRAPHY: A cog railroad, the first built in the U.S., runs up this New Hampshire mountain
A cog railroad, the first built in the U.S., runs up this New Hampshire mountain
A cog railroad, the first built in the U.S., runs up this New Hampshire mountain
U.S. GEOGRAPHY
Mount Washington
U.S. GEOGRAPHY