This historic square in Nepal is home to temples dating back to the third century.

A brick building in Kathmandu's Durbar Square is home to Nepal's most prominent living goddess.

Budapest's Communist-era statues, banished to the suburbs.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

Central Europe's largest collection of mini-bottles is on display at this museum devoted to a bitter Hungarian liquor.

A 13th-century convent where St. Margaret of Hungary spent her teenage years.

Museum dedicated to the terror regimes of Hungary.

A Hungarian pharmacy museum with a box full of mummy powder.

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

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

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

Some of the greatest minds in the history of Hungarian art and science converged in this café.

This off-beat, quirky communism-themed bar isn't afraid to poke fun at its history.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

This snug medieval lane is one of the narrowest streets in the world.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

A mysterious tunnel hidden in the shadows of a colorful, historic sanctuary.

Outstanding, eerie frescoes and decorations fill this 19th-century monastery.

Rebuilt several decades ago, its striking murals prevent it from being reconsecrated as a church.

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

This half-forgotten fortress was constructed by the Ottoman conqueror of Constantinople.

The ornate miniature mansions were built for Istanbul's feathered residents.

This historic hotel preserves many treasures from its heyday hosting passengers on the Orient Express.