Places Emma Kumer Wants to Go

Once a thriving business district, this former shopping area is now an urban ghost town in the heart of the city.

It’s not hard to see why the historic Peabody Conservatory of Music’s library has been described as a “cathedral of books.”

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

This free, take-a-book shop seems like a trick but isn't.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

The national park was once a plantation estate.

A historic neighborhood church is reborn as a psychedelic arts collective.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

This 19th-century church is now a popular roller rink.

An overlooked and unassuming engineering marvel.

A 140-year-old castle with underground caves hidden in San Francisco.

A winding path built in secret on the edge of the continent.

A psychedelic labyrinth on the San Francisco bay.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A theater sits abandoned on Roosevelt Road, once majestic in splendor, now majestic in decay.

The tragic reality of a village riddled with rumors of haunts, chemical spills, and serial killers.

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

The ghostly remains of an accidental sea.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A hand-built folk art installation covered with messages of God's love.

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.