A small triangle of DC grass is the final resting place of one of Sonny and Cher's songs.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

This magical museum celebrates the life and work of a seminal children's book writer (and occasional spy).

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Hide from the tourist hordes in these relatively unknown, and unguarded lava caves.

The last bastion of Roman presence north of the Alps looms over a German town.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

This Stone Age solar temple aligns with the sun on each equinox and solstice.

This subterranean necropolis holds three floors of antler-dug grave caves.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

A tiny church on a man-made island in the Adriatic.

The final resting place of the great navigator, or maybe his brother.

The world's largest wooden structure.

An underground city of salt.

This iron and wood Civil War city-ship was the first vessel to be sunk by an electrically detonated torpedo.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

The highest bridge in America was built for an almost unnervingly small amount of money.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

This ancient Hawaiian henge may have been an early star chart.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.