The sinister ruins of one of the worst dam failures of the 20th century lie in this astonishing alpine setting.

The first lookout in Yosemite.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

Some believe this abandoned Brutalist masterpiece inspired George Lucas's Sandcrawler.

The cliff and rock formations are made out of Sioux Quartzite.

The seventh largest spring in the world.

No one knows who created the statues or if they are arranged properly—let alone the artwork's real name.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

This location holds the truth to what truly happened that faithful night.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

A historic structure that once housed pigeons used by farmers to help fertilize farmland.

Residents of Berlin take their coffee and cake in one of the city’s most restful spaces: a cemetery.

One man's dream has turned into this naturally growing chapel made of almost nothing but trees.

The only example of a Paris Métro sign in use at a subway station outside of the French capital. 

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

A sewing machine tycoon built this miniature castle for the people and to beautify a lakeshore.

Once considered one of the country's finest motte and bailey castles.

Over time, this castle grew to encompass the entire island.

Atop this electronic store resides a massive fighter jet.

A town church once nearly submerged by the damming of a river is now hauntingly visible as the water recedes.

The first skyscraper to include a Ferris wheel built into the facade.

Beirut's thinnest building was the result of feuding brothers.

This Colorado fire station has been in continuous operation for more than a century.

These relics of the city's past now exist as a prominent modern feature.