America's first public mental health facility.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

This museum explores the grim reality of life in the earliest British colonies in America.

One of the first intercontinental ballistic missile sites in the United States.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

Beneath Denmark's Højbro bridge, a bronze merman and his seven sons forever mourn for the mother and wife who left them for land.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

Copenhagen's celebrated theme park and gardens.

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

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Old Danish castle immortalized in Shakespeare's Hamlet.

Nordic giants resurrected from the sea and restored to their former greatness.

The last Viking king of Denmark is buried inside the crypt of this cathedral.

One of Mexico's least-visited archaeological sites is tucked away inside a theme park.

The remnants of an abandoned, 19th-century gold mill along Aruba's rugged northeastern coast.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

Come for the springs; stay for the mud bath.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

The highest peak in the state of Vermont has some interesting features.

Dispersed across 45-acres, 39 structures house a massive collection celebrating American Folk Art.

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.