These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

A wunderkammer of exoticism immortalized by Tom Waits.

This impressive collection of rare books on ancient mysticism inspired author Dan Brown.

A tree that defies gravity grows in an ancient ruin.

A small burial plot formerly stranded in the middle of a road.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

Sleep in a glass pod dangling off a cliff.

Every color in the rainbow awaits.

A semi-abandoned replica of Prince Edward Island's Avonlea—in Japan.

The entire length of the border is marked by a 20-foot-wide slash through the trees.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

Space-age monument to an early 20th-century uprising.

An inconspicuous footbridge beloved by San Diego locals.

An enormous warehouse filled with parade floats collected from over 50 years of patriotic celebrations.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

The world's largest collection of ticks.

Built following the War of 1812, this fort has withstood hurricanes for centuries.

This town near Nagasaki is flecked with fruit-flavored bus stops.

This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

A herd of 150 bison live on California's Santa Catalina Island and are at the heart of an ongoing debate between environmental protection and economic expansion.

Could this grave be the true resting place of legendary gunfighter "Doc" Holliday? Unclear.