In this episode head back 47 million years to visit the Messel Pit in Germany.

Organisms encountered in this episode include: Asplenium, Ophiocordyceps unilateralis, Nuphaea engelhardtii, Tetraedron minimum, Lutetiospongilla heili, Viviparis, Cyclurus kehreri, Anguilla ignota, Atractosteus strausi, Amphiperca multiformis, Chelotriton robustus, Allaeochelys crassesculptata, Euroemys kehreri, Neochelys franzeni, Paleoamyda messeliana, Podozamites eocaenica, Eopelobates wagneri, Hassiacosuchus haupti, Diplocynodon deponaie, Asiatosuchus germanicus, Asiatosuchus germanicus, Archimyrmex wedmannae, Laurophyllum lanigeroides, Smilax, Messelobatrachus tobieni, Magnolia, Hassianycteris, Masillapodargus longipes, Paraprefica kelleri, Paraprefica major, Eogliravus wildi, Palaeoglaux artophoron, and Hassaivis laticauda.