Places Hightopp Explorations Wants to Go

World's second largest particle accelerator, where nature reveals its secrets.

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

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

This church doubles a museum dedicated to Norwegian heritage.

A historic and oft-filmed prison stands in a Chicago suburb.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.

This national park dedicated to the tallgrass prairie ecosystem still displays its military past.

An abandoned observatory in the middle of the Illinois prairie.