At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

The watery grave of an impractical idea.

This rare vessel mixed luxury with labor before being converted to a museum and sometimes haunted maze.

Fuel your honky-tonking with this venue's unbeatable “Recession Special.”

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

The alley connecting two of country music’s most historic venues has a rich history of its own.

Fragments of a massive unfinished sculpture sit near the main quad of the University of Illinois.

This folk art wall claims to be the world's one and only memorial to the bygone age of hippies.

An average of 33 million gallons of water pour out of the collapsed cave at the heart of this spherical spring.

This museum presents a dogged pursuit of 500 years of veterinary history.

The park that the Chicago Stockyards built.

The oldest experimental corn field in America is still creating better ways to grow crops.

A museum showcasing the life of "Buffalo Bill"

The only place in America where anyone who wants can shovel coal aboard an antique train.

A mini Wrigley Field for mini baseball players.

Explore a real 19th-century lead and zinc mine at this immersive series of exhibits.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

An underground wonderland in Iowa.

The oldest operating hotel in Illinois enjoys a historic (and some say haunted) past.

The oldest house in Galena, Illinois, now is a reminder of when this city was the world's lead mining capital.

Dozens of large steel sculptures fill this two-acre park outside a former blacksmith's studio.

Former hotel turned into haunted playground.

It's as if the herds walked straight out of a fairy tale into the Missouri wilds.

A historic, scenic mill that was forced to close due to overlogging.