This cheerfully-named branch of the Chicago River is the fetid result of years of blood, entrails, and meatpacking waste.

One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

The beloved home to all publications indie, erotic, and punky.

These mansions date back to Chicago's days as a brewer's paradise.

The 606 is a decade in the making.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

Former meatpacking facility turned vertical farm and sustainable business complex.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

A bizarre house filled with an astounding array of collections.

Trade in that pesky human soul for cold-hard circuits.

An architectural statement of artistic intent smack in the middle of Providence, Rhode Island's Colonial uniformity.

The most photographed house in Maine looks good enough to eat.

Statue dedicated to the star of an old television show.

This striking art museum holds an amazing series of curiosity cabinets.

A massive Montreal stadium that has seen nothing but trouble since its inception.

Two thirds of this Montreal neon icon has survived to flash another day.

Futuristic apartment blocks are the backdrop for Montreal surfers hangin' ten on the Habitat '67 standing wave.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

Second largest wastewater treatment plant in the country.