Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

A snapshot of the city's fascinating voodoo culture.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

A beautiful Victorian-era cemetery, complete with a miniature village.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

This diner's a kitschy dreamland for anyone whose heart is stuck in the 1980s.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

A toxic ghost town sitting atop a massive coal fire.

World's first "penitentiary," meant to be humane, drove men insane.

Get up close to emus and ostriches, or buy their tasty meat.

A playground built by the kids that is a child's wonderland, and a helicopter parent's nightmare.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

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

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

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

A huge musical instrument played by the ocean.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

This abandoned amusement park was built on a site with a dark history.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.