Field Trips Karoo Basin, South Africa The Karoo Basin is a fantastic natural laboratory to examine the nature of intrusive volcanic complexes and associated hydrothermal systems. West Greenland World-class outcrops of Cretaceous and Paleogene sedimentary and volcanic sequences of the Disko-Nuussuaq area in west-central Greenland. Iceland Iceland is a unique place to experience active geological processes. Recent or ongoing tectonic, volcanic and hydrothermal processes and products can be examined in SW Iceland. Argentina Nice outcrops of Jurassic and Cretaceous from the Neuquén Basin and Cenozoic volcanic complexes around the Tromen volcano.