A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

A Bibliophile's Dream.

Where else would you expect to find the gravesite of European royalty than the windswept dunes of rural Northern Michigan?

The most isolated mailbox in America lets desert travelers record their passing.

Located in the world's highest-altitude Dark Sky Community, this observatory welcomes amateur and professional astronomers alike.

An Aztec temple, the largest man-made pyramid in the world, sits buried in earth with a Spanish church set on top.

The sunken structure looks like the victim of a catastrophic flood.

Internet rumors, often involving Icelandic singer Bjork, have abounded regarding this isolated outcrop of rock.

This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

A Jenga-style cylindrical tower of books that appears to go on forever.

What is it about mushrooms that makes people wish they lived inside of them?

An art deco ice cream shop covered in vintage train station tiles.

Historical structures and natural wonders await visitors to this preserve.

Hidden on two floors of downtown building, the library has an incredible deal on rent.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

This humble star-gazing center touts itself as the "Birthplace of American Astronomy."

This magnificent Cincinnati graveyard is also a popular public park.

This remote camping site offers incredible stargazing opportunities.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

This restaurant combines two Finnish traditions in one place: warm-weather relaxation and outdoor carpet-cleaning.

Finland's oldest astronomical observatory once played a crucial role in seafaring and timekeeping.

A small island dotted with old, historic Finnish buildings.

This endearingly discomfited urinating statue commemorates the sneaky pees had by us all.

Once a year, local students "clean" this statue with a champagne shower.