One of a series of no-purpose kinetic artworks by Swiss sculptor Jean Tinguely.

A slice of central Asia in the middle of Berlin.

A 15-foot-tall statue of the head of the Sopranos family greets passengers at a train station in southeastern Lithuania.

The largest-known fragment of an asteroid that exploded over the southern Ural region in 2013.

Plaques celebrating Lithuanian writers freckle a wall of this picture-perfect path.

While this monument tile is shrouded in mystery it also marks the end of the longest ever human chain.

This micro-nation may be some sort of prank, but its constitution sure seems official.

A spherical "micro-nation" in the heart of Vienna.

Macabre museum devoted to historical Viennese murders.

A small museum full of giant effigies of Bali's demons and monsters.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

Hindu temple of the dead home to hundreds of long-tailed macaques.

The wing of this deserted Boeing 737 almost touches the Dunkin' Donuts next door.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

Partially collapsed lava tube and cave system complete with concert hall, underground pond, and unique albino crabs.

A completely underwater art museum sends a stark message about humans' impact on the environment.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

A six-ton wedding present for the King of the Scots.

A sweet symbol marks the place where torturous executions were once carried out.

Protecting the dead from opportunistic body snatchers.

The final resting place of soldiers' loyal canine companions.