At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

“You better take care of me Lord, if you don't you're gonna have me on your hands.” ― Hunter S. Thompson, Fear and Loathing in Las Vegas.

Even in death, he's still your huckleberry.

The remnants of the base where US Army troops learned how to fight in extreme conditions.

Once an unstoppable source of gold and silver, this town came to a grinding stop when the groundwater proved deadly.

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

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

The remnants of Peoria's proud baseball past stand slightly abandoned, but not forgotten.

These Depression-era WPA sculptures have made a couple of stops over the years.

This remote island in Iowa was abandoned after being devastated by flood.

One of two identical monuments marking the sites of military training encampments in Peoria, Illinois.

The final resting place of the world's first nuclear reactor.

A small abandoned and abused cemetery that has become a magnet for ghost hunters.

This historic Illinois "Muffler Man" has been converted from axe-touting lumberjack to rocket-wielding space ace.

This easily overlooked memorial immortalizes the scars from the 1956 Hungarian Revolution.

The world's oldest known salt mine.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A line of disused military bunkers built to defend against Nazi invasion lies hidden on the outskirts of the city.

A replica of the decorated wooden pillars Viking sailors threw overboard when finding new places to establish a settlement.

The final resting place of the controversial chess champion.