Town of spiritualists and mediums in Florida.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

This sprawling bookstore spans four floors and has more than a million books in stock.

Abandoned concert venue legendary for its rock counterculture.

One of the largest underground systems runs under Canada's largest urban center.

Lost subway station nestled beneath Toronto's busy commuter line.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.

An ever-evolving wall of graffiti art off East Liberty Street.

The city is full of whimsical portals to another world.

Home to a giant switchblade and one of the world's largest collections of pocket knives, this museum is a cut above the rest.

Small, privately owned island divided between Michigan and Ohio with abandoned vacation homes and a derelict lighthouse.

This unique collection collects pieces of art etched into thin pieces of stone.