An elaborate, hidden model train in the Needham Town Forest.

This beach-side arcade is believed to be the oldest penny arcade in America.

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

The hill that gave the Massachusett tribe, and later the state, its name.

Once featuring over 60 miniature replicas of famous Chinese locations, the Splendid China theme park was completely abandoned and is now mostly rubble.

These simple structures are living monuments to the fishermen who built this community over a century ago.

This massive vault of comedic history is no joke.

The 44,000-ton aircraft carrier was purposely sunk to create an artificial reef teeming with life.

A local landmark with generations of spraypainted messages, and more being added each day.

There is one corporation registered for every three square feet of space in this inconspicuous office building.

A peaceful, unique botanical garden complete with waterfalls, mini islands, and swans.

In the depths of the Everglades, one man has dedicated his life to studying the elusive Skunk Ape.

Where manatees are the snowbird vacationers in these balmy Florida springs.

Where serial killer Aileen Wuornos drank her last beer.

This home is decked out like a psychedelic explosion of colors and bowling balls.

An oddities shop that dabbles in the deathly and beautiful.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

A very classy 1920s-era bar right in Grand Central Station.

One of the last active volcanoes on the Eastern seaboard.

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

Parking garage where Bob Woodward met Watergate source "Deep Throat."

A Spiritualist house of worship where believers communicate with the dead in the spirit world.

The hidden offices underneath Memorial Bridge have been locked up since 1976.