These grassy undulations on a stretch of University of Michigan campus aren't bad landscaping, they're art.

This little barrel-shaped cottage by Lake Superior was once a cartoonist's summer retreat.

The honor of highest point in Michigan was almost given to the wrong peak before this mountain won out by 11 inches.

This observatory comes complete with three separate telescopes and a dedicated community of amateur and expert astronomers.

Large one-man sculpture park in Michigan.

There are two legends behind the origin of this unusually tall sanitary structure.

This former industrial site has transformed into a community sculpture garden that hosts monthly Full Moon parties.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

Glass and concrete building designed by Albert Kahn.

The rusted remains of an ill-fated freighter lie just off the coast of South Manitou Island in Lake Michigan.

The collection of ceremonial and cultural objects spans many countries and hundreds of years.

Lovingly nick-named the "Brick Dick" this municipal tower was winner of the World's Most Phallic Building Contest.

The unusual medical inventions of the man who gave the world Corn Flakes.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

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

The Kalamazoo factory has 100 years of instrument-making, and one big wartime secret.

World's largest Christmas store.

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

This railway-turned-greenway provides a pedestrian link in downtown Detroit and celebrates urban artwork.

Largest tulip festival in America, includes fireworks, a parade, and a carnival.

Former self-sufficient mental institution now a planned community.

Two dozen rescued bears roam (mostly) free at the largest bear ranch in the U.S.

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

Collective made up of artists, musicians, and activists.