Mount Washington Cog Railway

The Mt. Washington Cog Railway was the first mountain-climbing railway in the world. Its cog rail system allows the railway to overcome grades exceeding 37%.

File:Mount Washington Cog Railway No 8 (8062044554).jpg - Wikipedia

Cog Railway owner speaks about railway's 150-year evolution

Mount Washington Cog Railway

The Mount Washington Cog Railway

The history and tragedy of the first mountain railroad through the

The Mount Washington Cog Railway - New England

Mount Washington Cog Railway No. 10 (Col.Teage)

Visit NH : Mount Washington Cog Railway

Celebrate the Cog Railway's 150th with trip up Mount Washington

Mount Washington Cog Railway (New Hampshire)

Hot Off The Press! - Cog Railway 150th Anniversary Book

Summiting Mount Washington on the Historic Cog Railway - Full Life