One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

Sloth rehabilitation center in the jungle of Costa Rica.

On a side street near the interstate is the building where the famous anarchist once owned an ice cream parlor.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

Become a prohibition rebel.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

This young woman's tombstone names her murderer, who is buried in the same cemetery.

3,200-square-foot mural inside Dartmouth Library depicts the history of America with images of human sacrifice, ancient gods, and other unspeakable terrors.

The ghost town that was one of New Hampshire's first settlements now exists as a park detailing its history.

This historic mini-suspension bridge was swept away once but is now here to stay.

The final resting place of the man who played the Invisible Man.

This memorial to a family's dead son has survived a century of hurricanes and earthquakes.

This small fort played a huge role defending Puerto Rico’s capital city.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

An enchanting natural wonder in Puerto Rico's Camuy River Park.

The small cave that housed Tennessee's "first citizen."

A mysterious spirit totem at the edge of Navajo lands.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

Collection of vintage trailers double as hotel rooms.