In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

The blinking light atop the iconic landmark has been sending secret messages for decades.

A town trapped in time - 1958 to be exact.

Elevated freight railway turned wildly successful urban park.

The home and studio of a visionary woodworker now stands as a museum and example of his artistic genius.

This school was designed to support the rebuilding of African American schools around Delaware.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

The remnants of a luxurious resort that saw its peak in the 1970s and 1980s has been abandoned since 2009, leaving behind the wreckage of both the hotel and a beautiful ice skating rink.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A crumbling hospital from the 1850s on Roosevelt Island.

One of the last full-orchestra recording studios in New York City and an acoustical marvel.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

From economic backbone of a community to deadly diving hole, these former stone quarries are now a park for rock climbers and graffiti artists.

From bench to vandalism to art, this silly prank seat was funny enough to become permanent.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

In 1958, an MIT fraternity pledge laid down on this bridge and instituted a new, unique unit of measurement.