This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

A short hike into the mountainside forest reveals a decaying 1890s town.

The glowing blue Nymphaeum of Emperor Tiberius.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

This small chapel is built of human bones and decorated with a golden skeleton.

This colorful theme park dedicated the official fruit of Maine serves sweet, tasty treats.

A multimedia experience that chronicles the atrocities of racism.

A striking 12th-century-style castle built on the edge of a cliff.

Perhaps the most spectacular grotto along the Algarve coastline.

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

This black shoreline is made up of exploded lava particles.

The unbelievably opulent home built for an infamous newspaperman.

Slyly buy a shake in the Parker Meridien lobby.

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

Climb right into the heart of this colorful Iceland volcano.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

A bit of retro transportation flair preserved in the world's largest department store.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

A marvel of Byzantine engineering under the streets of Istanbul.