Tunnels

A ceramic-tiled room at the Seelbach Hotel said to have secret tunnels used by Al Capone and a crowd that helped inspire F. Scott Fitzgerald's 'The Great Gatsby.'

Stuck in a bygone era, the oldest subterranean shopping street in Japan hides beneath the popular Asakusa district of Tokyo.

The largest underground pedestrian tunnel system in the U.S. mostly caters to the people working in the offices above, but provides a great, air-conditioned way to traverse the city.

The exit of the largest prisoner-of-war escape attempt on American soil during World War II.

There's light and a dreamlike panorama at the end of this tunnel.

This 300-foot-long underground tunnel was once used to transport food from the kitchen into the main building.

An extensive network of secret tunnels was created for the Nazi project "Riese."

These 100-year-old tunnels in downtown Provo house artists, restaurants, and a few surprises.

This 1800s former railway tunnel is now part of a heritage walking trail.

A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

In between two buildings in Ljubljana, medieval tunnel to nowhere.

A set of beech hedges planted in the 19th century forms a tunnel that takes on a different appearance in every season.

Three historic trains run on a half-mile track that features a tunnel.

This heritage rail line meanders through Delaware’s Red Clay Valley.