The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

Famed for its pie, this eatery has a hidden tunnel that allowed Catholics to secretly walk to church during the Reformation.

Colorful and chaotic stacked hotel in North Holland.

A beautiful maze marks where three countries meet.

A Portuguese Jewish cemetery filled with stunning grave monuments that date back to 1614.

This impressive collection of rare books on ancient mysticism inspired author Dan Brown.

A beautifully eclectic mix of architectural styles.

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

The history and future of cannabis.

This cheese shop also houses a museum devoted to Dutch dairy.

The world's only museum devoted to the wonders of fluorescence.

A brilliant turquoise lake in the mountains.

Granny Smiths and Fujis can both be traced back to Kazakhstan, where apples still grow wild.

For lovers of Soviet cinema, this museum is home to a vast collection of artifacts and costumes.

This Russian locomotive museum was once devoted just to Lenin's funeral before expanding to encompass Moscow's entire train history.

The "Mystery and Company of Merchant Adventurers" is an Elizabethan-era hangout in Moscow.

Home of the future Emperors of Russia.

Dozens of padlock-trees along the Moscow River.

Museum design and public transportation meet in this unique Russian train car.

The avant-garde design was able to bypass strict Soviet regulations on architecture.

Hidden in a metro shop under a shopping mall, this small museum tells the story of one of the world's largest urban transit systems.

This frozen-in-time summer home outside Moscow provides a look at Russian life in the 1950s.