Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.

One man has spent decades faithfully constructing this unique brick and cinderblock castle.

A building so large that it has its own weather.

A gardener's enduring labor of love is spread throughout a small Vermont town.

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

This whimsical outsider art wall holds tiny treasures donated by the local community.

Visitors to this shop will find fossils, minerals, meteorites, skeletons, oddities, and much more.

This historical art colony is adorned with thousands of hand-carved concrete sculptures in the Mayan Revival style.

A vast array of tropical plants collected by a vacationing couple.

Tracing a path of more than four miles around a frozen lake, this is the longest skate trail in the United States.

A historic recreation of the golden age of the Erie Canal, abandoned for some time, slowly being restored.

An interesting look into 18th-century American history.

Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.

The quarry was abandoned over 100 years ago, after a massive ammunition explosion ended in tragedy.

A deteriorating 1990s Girl Scout camp in a beautiful lush park on Lake Ontario.

A tree full of wishes and footwear.

An abandoned whaling station on an active volcano offers hot springs in Antarctica, surrounded by ruined giants of industry.

One of the world's southernmost bars.

Natural time capsule containing an alien ecosystem.

One of the most extreme deserts in the world, these snow-free valleys harbor life, despite the hostile environment.

These giant volcano sponges in Antarctica are thought to be the world's oldest living animal, at 15,000 years old.

Southern Ocean waters and glacial forces transform the Antarctic ice into these stunning bridges and caves.

Fire meets ice at the southernmost volcano on Earth.

This rusting remnant of the local herring industry is being given a second life.