CultureDocumenta in Kassel and Athens01/02/2017January 2, 2017Documenta is one of the most important art exhibitions in the world. It takes place only once every five years, usually in Kassel. But in 2017, it will also be held in the Greek capital of Athens.Copy linkImage: DWAdvertisementDocumenta 2017 in Kassel and Athens 05:47This browser does not support the video element.