This concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

An extensive collection of ancient Egyptian artifacts and mummies.

Come for the 14-foot-long taxidermy alligator. Stay for the mini costumed gators shooting pool.

This music school doubles as a store for unique, hand-crafted, and hard-to-find instruments.

The four tall pillars once marked the entrance of the historic Seattle church that fought for women's suffrage and civil rights.

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

Mysterious 500-year-old tapestries depict a unicorn hunt.

Each of these 87 large stones has a unique message. Together, they form part of the Minnesota Military Family Tribute.

The literary king of the Jazz Age was born in this lovely Minnesota home which still honors his legacy.

The home where a lovestruck Fitzgerald wrote his first published novel, "This Side of Paradise."

This landmark honoring a local beer brand is an iconic part of the Minneapolis skyline.

A Borgesian work of art that may blur the line between fiction and reality a little too convincingly.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.

These pretty kitties killed and ate as many as 135 railway workers.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

Yup, that's where the name came from.

This museum of miniature displays provides a journey through early American history.

If you don't look closely, you might mistake this sculpture for just another passenger waiting at the airport.

The Trappist monk, prophet-poet, and rebel never really got to live out the eremitic life he was seeking.

The remains of an early 1900s dude ranch that operated until the 1970s.