The house where Charles Darwin's grandfather formed many of his influential ideas and inventions.

A giant gleaming memorial named for a coal miner who gave his life to the pits.

Austrian and Germans who died on British soil during World War I and II are buried here.

An unassuming secret door once led to a legendary watering hole.

Parts of this former military training ground may have inspired parts of J.R.R. Tolkien's famous fantasy series.

An angelic, yet demonic-looking figurine presides over one of Glasgow's most ancient streets.

These figures float and flutter in this fountain crafted by famed Swedish sculptor Carl Milles.

One of Los Angeles's first murals once vibrantly depicted the dangers of United States imperialism.

A cake-themed art installation tucked away in historic Chinatown.

A remarkable lava formation encloses a line of Buddhist statues that can't be accurately counted, according to local mythology.

The home of Ireland's last leprechauns is officially protected by the European Union.

This trail leads to a mine that was used as a sanctuary during the Great Fire of 1910.

Historic, 19th-century wagon wheel ruts cut into soft volcanic ash.

This mountain trail inspired Nietzsche to complete his magnum opus.

The longest manmade tunnel in Queensland is now a beautiful trail, home to a special colony of bent-wing bats.

These quintessentially English stepping stones were built for Victorian tourists.

A breathtaking 19th-century trail overlooks Lake Tahoe.

This trail follows unique stone railroad tracks and a historic waterway to the south coast of Devon.

A dictator's failed public works project has been reborn as two linked trails through spectacular scenery.

The longest non-mortared wall in the country is one man's tribute to his displaced Yuchi ancestor's five-year journey to her homeland.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

A trail weaves through the verses of a poem illustrated by stone sculptures inspired by Native American pictographs.

A winding medieval path was used by mourners to carry their dead to the nearest church.

A series of 33 stone markers maps an ancient 55-mile transportation route.