Unusual Spaces

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The Abandoned Tunnels Below Washington DC - Each day, thousands of residents, commuters and visitors traverse Washington DC's Dupont Circle, one of the most historic and iconic neighborhoods in the nation's capital. Below its well-traveled streets, however, lies a secret unknown to many who pass above: 75,000 square feet of abandoned tunnels that have remained inaccessible for most of the last 50 years.

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About Unusual Spaces

A documentary video series focusing on the world's most unique places and the people behind their redevelopment. Series produced by Raymond Schillinger. Unusual Spaces is part of the PBS Digital Studios network. For more from PBSDS, visit pbs.org/digital