Detroit housing collective working to create an "environment for revolutionary change."

38-story baroque tower reflecting Detroit's rise, fall, and possible rise again.

Detroit’s downtown castle is one of the oldest structures in the city.

Dilapidated Mayan-themed ballroom was one of Detroit's most popular venues through the 40s.

One of Detroit’s oldest blues clubs stands in defiance of the passage of time and the city’s shifting fortunes.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

Collective made up of artists, musicians, and activists.

The world's oldest operating jazz club has been in operation since May 1934.

A wacky two-story folk-art assemblage of carved and found objects, with lights, motion, and sound now in need of financial support.

This garden memorial marks the site where 12-year-old Tamir Rice was fatally shot by the Cleveland Police Department.

A bronze monument to Cleveland's favorite, fastest son.

A jukebox headstone marks the grave of the Cleveland disc jockey credited with coining the term “rock 'n' roll."

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

Unique collection containing a wide and curious range of contraceptive items.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

This landmark jazz venue is the oldest continuously running African-American club in the United States.

A miniature representation of Canadian cities and landmarks in incredible—and sometimes hilarious—detail.

A space-age 1950s pavilion on a secluded path is full of Toronto history surprises.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

Canada's oldest sugar maple has been growing since around 1500.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

A Canadian POW for German soldiers during WWII where prisoners hatched an elaborate escape plan.