Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

A larger-than-life statue of America's favorite sundae marks the place it was invented.

This giant, rotating globe was built to celebrate the expansion of a company that makes steam cleaners and pressure washers.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

A statue honors the genius who allegedly first took a meatball and made it into a hamburger.

A larger-than-life version of the hat beloved by hunters, outdoorsmen, and Holden Caulfield.

In 1953, a group of Wisconsin high school students helped build a hospital by collecting over a million pennies.

This huge stew pot is the focal point of the "Community Soup" event, which honors tradition and soup.

One extremely determined man's homemade universe.

On the shores of Lake Superior, a small group of monks makes sacred sweets.

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

The oldest philatelic museum in the United States.

The strikingly modern structure stands out among the brick buildings speckling the Harvard Business School's campus.

The 100-year-old public collection of a New Hampshire dentist that contains taxidermy, Native American artifacts, and a pair of mummy hands.

This old cement mine has been used as everything from a mushroom farm to a recording studio.

Painstakingly built dioramas sit unnoticed in a Boston office building.

An enormous, inside-out glass globe built in 1935.

The largest collection of historical roller skates in the world.

A puppeteer’s paradise offering shows, workshops, and an archive of over 2,000 puppets.

Bridges, terraces, and replicas of historic structures all built of rock and petrified wood by one man.

The only house in Oregon designed by the famous architect, Frank Lloyd Wright.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

The remains of a religious colony, its amusement park, zoo, and baseball empire.