Urban exploration is a term used to describe the activity of exploring abandoned and inaccessible urban areas. It is an adventure that combines history, architecture, and exploring one's curiosity as they seek out hidden locations. Other phrases synonymous with urban exploration include "urban spelunking," "urban adventure," "urban discovery," "city expedition," "city exploring," and "urbexing." Regardless of the term, the thrill and excitement that arise from uncovering the city's secrets remain the same. Each location is found to be unique, providing a sense of wonder, danger, and sometimes nostalgia. Whatever you call it, urban exploration is a great way to explore the secret side of cities.