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

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

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

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

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

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

One of the last surviving buildings of a once large and thriving Chinatown.

A hotel and restaurant serving as the mecca of kitsch.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

Tiki luxury on Nob Hill.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

The abandoned transportation hub hides within the Glasgow attraction it once served.

A 200-year-old collection of oddities and medical paraphernalia.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

The castle still holds traces of the abandoned Roman fort it was built atop.

Follow the original medieval paths that wind through this intriguing section of the city.

This restaurant's specialty is "a major enigma for food historians."

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

Banksy's image of a naked man dangling from the window of a sex health clinic.

The abandoned funicular tunnel was a secret base for the BBC during World War II.

Isambard Kingdom Brunel, one of the great Victorian engineers, was the driving force behind the short-lived atmospheric railway.

Two women with a flair for both adventure and artful clutter created this singular round home.