7 Incredible Forgotten Cities 🏙 for Girls Who Love a Good Mystery🕵 ...

Sometimes even huge, prosperous cities can become legendary forgotten mystery cities. Despite their grand history and legends that have made it into the 21st century, these cities remain interesting forgotten cities in the background, forgotten even by scholars for whom Pompeii and other famous ancient cities remain far more interesting.

1. Leavenworth

A mysterious small set of abandoned storefronts was recently discovered beneath the small Kansas town of Leavenworth. No one really knows what the purpose of this underground establishment truly was - whether it was used by escaped slaves or part of a forgotten underground town that the new Leavenworth was built on.