A futuristic-looking beach house built for the owner of a snack food brand.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

A hidden courtyard houses early 20th-century plaster masterpieces.

One of the largest trees of its kind in California.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

One man's swirling six-acre monument of stone.

A giant open-air sculpture made of over 200 full-sized boats.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

An exotic wildlife habitat right off The Strip.

The best Tiki bar in Las Vegas.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

The unusual patterns in this rock formation result from two distinct modes of weathering.

A tunnel with windows, so you don't miss out on the impressive views.

Named after an outlaw who used the basin as a hideout.

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

This mosaic-lined medieval church was built by the world's first admiral and still holds mass in ancient Greek.

Why a column on the entrance is inscribed with a verse from the Quran is one of Sicily's many mysteries.

This enormous censer uses a pulley system installed over 400 years ago.

An accidental trick of light casts the perfect shadow of a pilgrim of the Camino de Santiago against the cathedral wall.

This mysterious cliffside carving of an ancient Hittite deity has baffled scholars for centuries.

The ancient latrines of the Greeks, in all their public glory.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

This Turkish cave boasts some rather bizarre associations with the King of Mount Olympus.

A charming beach town in Turkey captures all the colors of the rainbow.