A miniature village mimics the surrounding buildings so well it includes itself.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

It's a mystery as to why this inland village chose the dolphin as its symbol.

On this wooded path, a stained-glass window creates a spellbinding forest cathedral.

Deep in the countryside lie the remains of one of the grandest Roman dwellings in Britain.

You can crawl inside this atmospheric 5,000-year-old tomb.

A well-studied colony of endangered bats roosts in this abandoned Victorian Gothic mansion.

Britain's answer to the NSA is based out of this deliciously-named circular headquarters.

This stretch of the River Severn where large waves flow against the current is the birthplace of river surfing.

Asthmatic Charles Hyett's son built a fantastical garden for his father to convalesce in, alas it was too late.

Every year locals tumble 650 feet down to the bottom of the hill chasing a Double Gloucester cheese.

Pilgrimage site for star-crossed lovers.

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

An early 20th-century bullring converted into a modern shopping center.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

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.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

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

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Beneath Denmark's Højbro bridge, a bronze merman and his seven sons forever mourn for the mother and wife who left them for land.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.