This sanctuary is home to donkeys who finally get to rest after a life of toil.

The ruins of a 2,000-year-old Roman fishing village perched on one of the best beaches in Spain.

Peek into a cave of giant, glimmering crystals.

A series of recreated fortifications mark George Orwell's path through the Spanish Civil War.

It might not be the prettiest pyramid in Egypt, but it may be the muddiest.

The largest medieval water tank on the Iberian Peninsula is preserved beneath the Cáceres Museum.

A man's head is enshrined beneath a statue near the first building constructed for the modern Olympic Games.

A small village in two different countries.

An incredible mosaic-lined monument said to have held the remains of an ancient Roman empress.

The ancient latrines of the Greeks, in all their public glory.

A vast Communist-era exhibition space in the Bulgarian capital.

Morocco’s modern capital was once a haven for Barbary pirates, who went so far as to establish a republic of their own.

On Gellért Hill, this statue depicts the tragic tale of lovers divided by the Danube.

This amended headstone marks the grave of a participant in one of the most successful military deceptions of all time.

This museum houses two of Mexico's most impressive Aztec monoliths.

Featuring the last fully walkable parapet walkway in Europe.

She asked for a potato cellar and over the next 23 years he gave her a network of holy caves.

The remarkably well-preserved final resting place of a powerful ancient Thracian king.

An eccentric German artist built this weird and wondrous castle packed with shocking sculptures and alien art.

According to legend, this cavern holds the passage that Persephone used to travel to and from the underworld.

This Michelin-starred restaurant sheds light on a rare period of cultural and culinary tolerance in Cordoba’s past.

This influential Renaissance-era library was once the haunt of kings and monks.

Known for centuries as the famous Roman emperor's burial place, this monument is actually something else.

Harry Potter’s Hogsmeade Station is also a charming blast from the past situated in North Yorkshire.