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

This bridge was constructed from the rubble of the infamous Bastille.

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

The world's first and only museum dedicated to dachshunds.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

The medieval "Bearded Man" relief still serves as a clever flood warning marker.

The famous polar explorer stands outside the Royal Geographical Society's headquarters.

The bones of two medieval royal lions were discovered at the historic fortress.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

Though many were skeptical at first, these animal-specific routes across the Trans-Canada Highway have been a major conservation success.

Home to a full cast of the largest woolly mammoth ever recovered in North America. 

This engineering marvel is the longest bridge in Canada and one of the longest spans in the world.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

An artist's whimsical transformation of everyday objects.

This massive monument has been telling the time for 150 years—at a slight angle.

The only monument to name all of the passengers and crew who died on the RMS Titanic.

These barriers stand as stark reminders of Northern Ireland's troubled past.

Amidst the bustling streets of Dublin, there is a hushed garden that is dedicated to "All those who gave their lives in the cause of Irish Freedom."

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.

This narrow shop in the East Village hosts a matchmaking service for the new millennium.

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

The final resting place of England's most notorious bandit.

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