This old-school café is famous for serving coffee, chilaquiles, and the Cuban Revolution.

The only castle in North America to ever house European sovereigns.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

A quirky and charming restaurant founded by artists.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

Costa Rica's best known combat zone, used during the Battle of Santa Rosa.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

The remains of a World War II munitions factory still haunt the fields of this Twin Cities suburb.

A memorial to the late U.S. Senator Paul Wellstone, who died at this location, along with seven others, in a plane crash in 2002.

Originally built by the Works Progress Administration, this park was recently saved from demolition.

This friendly fellow was built to honor an advancement in mineral processing.

A chimney and a plaque are all that remains of a logging camp that once cleared out a large swath of Minnesota's old-growth forest.

This sculpture is dedicated to Minnesota natives who served in combat.

Where one of America's greatest songwriters lived before he was Bob Dylan.

An underappreciated sculpture garden just a few blocks from the capitol building.

Its collection contains relics from the devastating disaster that set the town ablaze.

This 85-year-old fireplace in an urban woodland is dedicated to a poet who recognized the beauty of a tree.

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

This century-old barn is home to a homey, eclectic film festival.

Built in 1931, this small passageway is believed to be the first modern skyway.

This ambitious attraction was the brain child of a lake resort impresario, and built by the WPA.

A little-known memorial to servicemen and nurses killed in the line of duty during the First World War.

This lone survivor of a regional franchise still slings delicious burgers and colossal servings of fries.