This seasonal soft serve shack has been doling out silky swirls since 1951.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

Northern Ireland's Brobdingnagian stepping stones.

This tiny train shuttles passengers to one of Northern Ireland's most spectacular sights.

This restaurant has been a haven for D.C.'s LGBTQ community since the 1950s.

Amazing taxidermy dioramas from the 1960s in a cement building meant to look like an ice cave.

A condom-covered Thai restaurant that is more concerned with birth control than food.

A treasure trove of pathological, forensic, parasitological, and anatomical specimens.

A forest of phallic offerings found in a quiet corner of a hotel car park.

Monkeys lounge around at this 13th century temple.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

For roadside fast food, pull over at the giant orange.

The liveliest ghost town in the state.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

The oldest U.S. Government building in California, and it's State Historic Landmark #1.

The oldest continuously operating church in California.

One of the most unusual geological features, recognizable from a dozen hit movies.

Get a taste of the Wild West and a glimpse into the gold rush in Goldfield's oldest continually-running business.

This sun-scorched lakebed contains samples of half the natural elements known to humankind.

The rest of him lived another 61 years and was buried elsewhere.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

More than 700 species live within this murky marvel of a swamp on California's coast.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

This impressive tunnel was dug entirely by hand over the course of 36 years.