The legendary luxury train passage is commemorated with a charming museum inside its former eastern terminus.

A marvel of Byzantine engineering under the streets of Istanbul.

Taking the subway here means doing so over a bridge located in the middle of an estuary.

This castle has links to Portugal’s founding and struggles for independence.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

Elaborate tile work in this railway station tells the story of Portugal.

The stunning interior of this Gothic church is covered in ornate gold details.

A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

A replica of the Roman emperor in glorious full color.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

This one-time health resort was used by aristocrats around the world.

The Adriatic's most famous wind can be reliably experienced in the city's Marina.

A beautiful ruin of a 14th-century Plantagenet castle built by a medieval mercenary.

During the heyday of fishing in Hastings, there were more than 100 of these storage facilities.

From battleships to Roman vessels, this museum explores the depths of shipwrecks in the region.

Henry VIII's forgotten castle was built by the gunpowder-obsessed king to be defended solely by cannons.

A winding cave grotto walkway built to provide employment for veterans after World War I.

The elegant structure of this 19th century railroad bridge creates an illusion of infinity.

Remnants of the city's Soviet history hover over this modern fast-food outlet.

Two cannon-like cranes were installed on top of the bank building to fend off bad feng shui.

Though it was originally dedicated to the Hindu god Shiva, Baphuon was converted to a Buddhist temple in the 15th century, complete with a massive hidden statue.

A battle between nature and architecture in the Cambodian jungle.

Self-mummified monk who wears sunglasses and has become a gecko hatchery.

A dazzling temple featuring a towering 12-meter golden Buddha.