Even though bison are not native to this Danish island, you might find them walking around the Almindingen Forestas as part of a nature experiment.

One of London’s rare Tudor-era buildings is a fate-defying gatehouse for a church.

A ghostly mansion in the middle of downtown Tunis.

Step aboard the first ship to circumnavigate North America.

Beneath an ancient wishing tree lies an underground chapel with 12th-century frescoes and catacombs dedicated to a lady saint.

This uniquely shaped slab of volcanic rock has been used by generations of Antarctic explorers.

This charming stone church on the shore of Lake Tekapo is an icon in astrophotography.

Despite the name, this unusual palace in rural Tunisia never belonged to an Italian dictator.

At this barrel organ museum, history and live concert keep Dutch street organ culture alive.

A former drinking water storage reservoir transformed into a sunken garden.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

The narrow mountain road that carves a path between Florence and Victor is tied to ghost towns and ghost stories.

The rodent-shaped sidewalk imprint that earned worldwide media attention.

P-town goes wild for the malassadas at this 87-year-old institution.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

The famous sculptor had a hand in this imposing fortress.

The oldest natural history museum in western Canada houses more than 5,000 vintage botanical and zoological specimens.

An oasis of beauty, tranquility and botanical research in the middle of Rome.

This museum is dedicated to preserving Minnesota's lake culture through displays of vintage watercraft and rotating exhibits.

A 15th-century whalebone is tucked away in an unassuming corner of this medieval church.

The kitsch mansion of the former Romanian president Nicolae Ceaușescu features a golden bathroom.

A well-preserved example from a 1920s network of airmail navigation arrows sits near Interstate 15 in southern Nevada.

It bustled briefly in the late 1860s, but little is now left at this stage stop on the Hamilton/Pioche Stage and Freight Road

A spring purported to have healing properties lies just outside Scotland's capital.