This nature center has one of the largest collections of native raptors in the Pacific Northwest.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A Roman-style column in Oregon hides a spiral staircase inside.

A massive sea stack famous for its appearance in The Goonies.

100-year-old shipwreck you can walk up to at low tide.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

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

The world's largest wooden structure.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

The world’s first museum dedicated to the history of childhood opened in Edinburgh in 1955.

A six-ton wedding present for the King of the Scots.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

The most loyal of little dogs, or a Victorian era publicity stunt?

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

This small museum in a 17th-century building honors three iconic Scottish writers.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

An exotic wildlife habitat right off The Strip.

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

An impromptu shrine appeared shortly after beloved "Torchwood" character Ianto Jones was killed off the show.