Orhangazi is a municipality and district of Bursa Province, Turkey.

The archeological digs of Ilıpınar Höyüğü are in the region of Orhangazi, and can be visited.

Orhangazi is located near the lake Iznik and near the Sea of Marmara.

Main roads leading to the villages have olive fields on both sides.

This geographical article about a location in Bursa Province, Turkey is a stub.