An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

Deep in the countryside lie the remains of one of the grandest Roman dwellings in Britain.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

The notorious couple camped at this site after a bloody shootout with police.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Two stone columns flank the grand Venice square, but there were supposed to be three.

This massive chalk hill carving is one of England's most beloved giant horse geoglyphs.

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

Every summer local children form "pysja patrols" to save young birds that have wandered from their nests.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

Why walk on this historical site when you can zoom down instead?

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

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.”

An eerie collection of the surviving structures from a past celebration of the future.

Trimmed trees grow alongside the graves like topiary tombstones.

The labyrinthine home of the National Archives of Estonia is an experimental blend of architecture, art, and history.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

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

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.