Northern Ireland's Brobdingnagian stepping stones.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

Once a meeting point for great thinkers, and the midpoint of the country.

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

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Copenhagen's celebrated theme park and gardens.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

The trials and tribulations of marking Poe’s grave.

This massive roadside mascot was the first version of the giant to illustrate his butt.

A natural gas leak provides a flickering flame beneath a waterfall.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

A little sculpture with a large wardrobe.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

The world’s largest museum dedicated to mining, complete with an underground show cave.

This blowhole is supposedly caused by a trapped monster.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

An historic, one-lane, pedestrian suspension bridge on Kauai.

A mysterious taxidermy man-beast of the seven seas.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

This colorful gate stands as an entrance to the walled city of Old San Juan.

One of the oldest living oak trees in the Southeast.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.