The Green Mosque, or Yesil Mosque, is a historic Ottoman mosque built in 1424. It is famous for its beautiful turquoise tiles that decorate its walls, showcasing stunning craftsmanship.

Nicaea Hagia Sophia Mosque is a historical Byzantine-era church located in Iznik, Turkey. Built by Emperor Justinian I in the 6th century, it is significant for its architectural beauty and its role in early Christian history.

Iznik Castle is an ancient fortress located in Iznik, Turkey. It features impressive walls built from red brick, and its history dates back to Roman times, showcasing the region's rich past.

The Archaeological Museum in Iznik showcases the history of the region through its many artifacts. Visitors can see items from ancient Greek, Roman, and Byzantine periods, highlighting Iznik's rich cultural heritage.

Abdulvahap Sancaktar Tomb is an important historical site located in Iznik, Turkey. It is notable for its beautiful architecture and significance as a resting place for a respected local figure.