The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

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

The largest clock face in the United States is twice the size of Big Ben and infinitely more ad-sponsored.

This lone tree and dramatic sandstone outcropping are so beloved by Michiganders they can be found on one of the state’s coins.

The world's longest known cave system.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

Hundreds of protractors affixed to surfaces all over the city.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

Its vintage camera collection gives a snapshot of the past as viewed through a photographic lens.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

The watery grave of an impractical idea.

This posh mansion began as a family's estate and ended as the site of a murder ripped from the pages of a pulp novel.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

This freshwater spring fills with 10,000 gallons of water per minute.

Turnip-shaped island just off the Michigan shore in Lake Huron.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.