There are many Byzantine-era churches still standing in Athens, but this is the only one with a 2,500-year-old column rising through its roof.

A unique housing complex born from the aftermath of the Greek Civil War.

These artifacts were discovered during the construction of the airport, with some dating back to the Neolithic period.

This grassy, tree-lined hill shares a name with the much-loved novel that it inspired.

This bridge later moonlighted as a local jail.

Famously misunderstood wonder of the ancient world

Hidden in a grotto 26 feet below Nottingham's oldest hotel, this stylish subterranean drinking den is notoriously hard to find.

Several Iron Age artifacts were discovered during excavations of this ancient site.

Swarms of dainty flying insects swarm into the Petaloudes Valley to get busy.

This family-owned pottery shop is home to the last operational dragon kiln in Singapore.

A venerated grave atop an ancient royal hill, often attributed to the last king of Singapura.

Surrounded by a serene and tranquil environment, this magnificent columbarium is the popular final resting place for many families to house their departed loved ones.

Watch butterflies take flight before you fly.

The fantastic charm of England's oldest botanical garden has made it a place of writerly inspiration for centuries.

This 19th-century pub features stained-glass windows celebrating Victorian-era “champions.”

This tranquil park with a spiral viewing tower is an off-the-beaten-path area where renowned people have planted a small grove of trees.

A ring of soy sauce bottle bases decorate an important Singaporean landmark.

The confluence of modernist and traditional architecture in this religious complex reflects the history of both the living and the dead being uprooted, displaced, and rehoused.

The ancient sauropod tracks found in this former quarry are some of the largest in the world.

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.

A unique seaside cave where Aleister Crowley faked his own death.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.