NiCon 2019 (Convention, Hannover/Germany, 2019-10-04 to 2019-10-06)

NiCon 2018 (Convention, Hannover/Germany, 2018-10-05 to 2018-10-07)

NiCon 2017 (Convention, Hannover/Germany, 2017-10-06 to 2017-10-08)