According to Greek mythology, this natural spring is the home of a freshwater nymph.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

Sweden's "good old days" painstakingly re-created in a model village.

It houses the remains of a 17th-century version of the Titanic.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Granting the right of way to ships over surface traffic since 1917.

This Underground station has been a popular filming location for decades, even before it closed.

This historic abandoned train station looks like a stop for ghost trains.

Used as an example in one of the first dictionary entries for "museum" in 1706.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

This medieval sanctuary's tree-framed door looks like a portal to a mythical realm.

A naturally mummified 2,000-year-old man.

Ancient human remains unearthed around the iconic monument.

Famously misunderstood wonder of the ancient world

A fantastic castle rumored to be the birthplace of King Arthur.

The remains of an ancient bathhouse sit inside this aptly-named pub.

Semaphore saints, a golden dragon's head, and a stone carved with religious warnings all call this cathedral home.

This sculpture marks the spot where one of the greatest Roman rulers was proclaimed emperor.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

This network of narrow, medieval passages has the most delightful name.