The oldest original lighthouse in Alaska that was born out of a tragic shipwreck.

A morbid gateway to an Alaska town prides itself on the hunting history it represents.

An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

Four-story concrete hotel never opened to customers.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

A fairy tale castle in modern Rome.

Jesus' footprints and the first catacombs in the world.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

A tribute to the incredible generosity the Choctaw Nation showed the Irish people during the Great Famine.

These former Cold War launch sites have been preserved for tourists to see where the button might have been pushed.

A Prada store in the West Texas desert that is never open for business.

A trash dump made beautiful by nature's power.

Celebrating the transformation of trash into objects of beauty.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

A peaceful place in the woods where everything is a work in progress.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

A one-of-a-kind sundial at the Very Large Array honors a radio astronomy pioneer, incorporating the original piers from his breakthrough radio telescope.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

These aggressively sustainable art homes look like something out of 1970's science fiction.