The anatomical-pathological collection of a man who changed surgery.

Giant, friendly pelicans in Central London, the most unlikely of places.

A museum dedicated to the history and exploration of both popular music and science fiction.

This historic black and white monastery is one of Bulgaria's architectural jewels.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

The birthplace of the builder of the Statue of Liberty is now a museum dedicated to his work.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Famously misunderstood wonder of the ancient world

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

The Habsburgs' royal collections of art and wonders.

The final resting place for the remains of 143 Habsburg royalty.

Handsomely crafted representations of our round planet.

Museum devoted to the artificial language of Esperanto.

Baroque celebration of the end of the Great Plague of Vienna.

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

Charles Babbage's proto-computer, painstakingly brought to life.

The largest of London's subterranean rivers and once a mad, bad center of London life.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

Human-made caves excavated to hide a secret society of wealthy pagans.

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

Regency-era excess on the English Coast.

Tracks near this Texas nature site were once thought to support the Creationist belief that man and dino coexisted.