Aktopraklik location of Akçalar town which is today a quarter subordinated to Nilufer, has great importance not only for Bursa but also for the history of culture of Anatolia and Europe with the traces the it carries from prehistoric ages to nowadays. Fikirtepe culture, represents the oldest agriculture / village socities that are known to be the first to adopt a sedentary life. Within this scope, it is known that the farming first came to the northwestern parts of Anatolia in fikirtepe age and shortly after became widespread in the southeastern Europe. Also identified as the 'Neolithic Revolution' the period that a sedentary life based on agriculture has been adopted instead of hunter-nomadic life, is accepted as one of the most important phases of the colturel history and as the period that the essentials of nowadays culture have been formed. Having a critical importance about the emergence of first farming societies and the deployment from Anatolia to Europe, Aktopraklik is most westerly settlement of Fikirtepe culture.
Through the archaeological excavations carried out by İstanbul University since 2004, the outputs gathered from the Aktopraklik Tumulus, shows that the settlements here go down to Late Roman Period ( BC 6300 - AD 2nd century ) from the prehistoric period. In the region the ruins of two villages where the first agriculturel societies established on the riverbanks have been revealed.
In the area across the Aktopraklik tumulus, there are ruins of a church and a palace comlex dated to Late Roman Early Byzantine periods. The studies so far, reveals the existence of continuous lifetime from the Neolithic Age to the Middle Chalcolithic Age. Efforts on coverting this place where the excavations are still continuing, into an Open Air Museum are still being carried out.