The angel of death appears to weep black tears at this grave marker.

An acoustic anomaly with a mysterious cause.

Eighteen miniature death-scene dioramas.

Pluto is still considered a planet in Ithaca, New York.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

A toxic ghost town sitting atop a massive coal fire.

A museum commemorating the Donora Smog, which killed 20 people in October 1948 and sparked national outrage over air pollution.

Pennsylvania's own Roswell-style UFO mystery.

These rows of World War II-era bunkers were the scene of some of the infamous Mothman sightings.

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

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

Community bookshelf of 25-foot-tall book spines.

Landbridge created by the South Korean version of Moses.