The world's oldest family-run magic shop is hidden beneath a bustling London thoroughfare.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A slightly surreal menagerie of structures that were lovingly spared from demolition and reconstructed in a field.

This open-air heritage museum illuminates centuries of historic English life from a West Sussex village.

The intended purpose of this unfinished Elizabethan building remains a mystery.

This church is considered the largest and most complete Saxon church in England.

Buried beneath an unassuming Gotland farm was the largest collection of Viking silver, mostly of Islamic origin.

This Danish rock field is actually a sprawling ancient cemetery holding the bodies of 700 Vikings.

This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

Ancient human, animal, and geometric figures drawn in the earth.

A magnificent place to see authentic paleolithic cave paintings that are an astounding 33,000 years old.

A neighborhood park in the city of Cáceres hides what some believe are revolutionary examples of Neanderthal cave art.

These primitive rock paintings include a very beloved depiction of a woolly mammoth.

A small thermal park among the mountains of Southern Italy features a surprising piece of modern art.

A mountain cave is the site of archaeological findings and Paleolithic rock art.

A meandering boardwalk across the bogland leads to a "stairway to heaven" with sublime views.

This ancient Irish landscape boasts hundreds of legendary ruins.

It's possible to walk inside one of the largest Neolithic tombs in Britain.

This fantastical and eclectic English garden takes its inspiration from Egypt, China, the occult and more.

The Victorian-era greenhouse is stuffed with tropical plants, and open 365 days a year.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.

Rare recess caves fill this unbelievably beautiful Ohio park.