Saturday 21st and Sunday 22nd of May 2022 we, the Werkgroep Pleistocene Zoogdieren in cooperation with the Natural History Museum Maastricht and Maastricht University – Maastricht Science Programme, organise an international symposium on Pleistocene mammal palaeontology in the Netherlands and abroad. Here we will celebrate four decades of WPZ (Dutch Association for the Study of Pleistocene Mammals) with giant beavers, giant ground sloths and mammoth topicality from our home soil to America and Mexico!