A collection of human remains, animal body parts, and other macabre curiosities all legally for sale.

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

A sprawling Victorian farm that has been surrounded by a capital city is one of Canada's greatest treasures.

The oldest living organism in New York City. Maybe.

This mysterious marker puzzles pedestrians and infuriates geographers.

This New York holdover was built to provide housing for shopgirls and still does not allow men above the lobby.

The most confusing clock in New York.

Feral cats keeping the rodent population at bay all across Greenpoint waterfront.

The world's largest collection of materials relating to lesbian history is housed in a Brooklyn townhouse.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

Hordes of precariously balanced stone figures crowd the shores of the Hudson River.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

Mysterious 500-year-old tapestries depict a unicorn hunt.

A hands-on traveling collection of the innovative devices of yesteryear.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

The oldest remaining frame residence in Minneapolis.

After the musical legend's death, his memorial was mysteriously graffitied in gold.

A Foundry on a Sleepy Street.

A Borgesian work of art that may blur the line between fiction and reality a little too convincingly.

Secret hideaway for an alternative beach experience.

A butcher shop in Minneapolis has all the meats and cheeses you’d expect from any of its kind—except that all the products are vegan.

Funhouse of found art and participatory sculpture.