In AD 17, the city was damaged by the Lydia earthquake, called by a Roman historian Pliny the Elder, “the greatest earthquake in human memory.” The Roman emperor Tiberius relieved Philadelphia of taxes until it could be rebuilt.
“I know your works: behold, I have set before you an open door, which no one can shut..." (Rev 3:8)
Main Attractions
The archaeological remains of Philadelphia contain a few pillars and broken Roman columns and some foundation stones.
See the links below for further information and exploration.
References:
https://en.wikipedia.org/wiki/Ala%C5%9Fehir
https://www.triposo.com/loc/AlaC59Fehir/history/background