From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

The abandoned "Red Star Train Graveyard" is the final rusting place for precious artifacts of train history.

Museum dedicated to the terror regimes of Hungary.

Amsterdam's Red Light District leaves little to the imagination.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

Amsterdam's former hotspot for public executions and dissections.

Museum preserving torture methods from the past.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

One of the largest collections of traditional Māori artifacts in New Zealand.

The ruins of New Zealand's largest classical-style church.

Occult books, tarot, oddities.

This simple sailing boat is one of the oldest preserved fishing vessels of its kind in the world.

Bronze statues honor the brave explorers who passed through this Antarctic gateway.

This Australian beach became famous when Prime Minister Harold Holt disappeared from its shores.

The decommissioned submarine is now the symbol of a small, inland Australian town.

Visible from both land and sea.

The world's tallest shot tower—maybe.

This strange portrayal of the state's first lieutenant-governor literally stands on its head.

More than 100 colorful residents stand post in this seaside Australian city.

The largest shot tower in Australia is a unique reminder of industrial ammunitions history.

This 19th-century convent is now a flourishing 21st-century hub for art.

Homage to the local produce now serves as a car dealer.

This historic tall ship traveled 1.5 million miles around the globe, and once did duty as the mythical pirate ship in Peter Pan.

A firefighting museum housed in a historic station whose Lookout Tower watches over Melbourne.