In this episode, Josh travels to Tallinn in Estonia with urban explorer Steve Duncan where they explore Patarei Prison. Meanwhile, Cody is in Vietnam with his friend Sherman Mak and travels to Pan Thiet in search of abandoned amusement park Soui Cat.
This time urban explorers Josh and Cody separately visit Germany and Morocco in search of astonishing abandoned locations including Wünsdorf, the forbidden city near Berlin, and an abandoned filmset in the Sahara desert used for Game of Thrones.
Josh and Cody are separately visiting Georgia and France. Cody, together with rooftopper Harry Gallagher, undertakes a cable car trip known as 'Stalin’s coffin'. Josh is in France searching for abandoned chateaus with globetrotter Lexie Limitless.
Josh and Cody are diving into the underworld. This time, Josh explores the abandoned German mining industry, including an encounter with a Police squad, and in England, Cody explores an old Soviet submarine in the English Medway river.
Cody encounters wild animals and thrilling attractions in abandoned Six Flags, New Orleans. Meanwhile, Josh is in Cyprus where the UN peace keeping force allows him to explore the abandoned Nicosia International Airport and the UN bufferzone.
Together with rooftopper Elaina Hammeken, Josh explores an incredible radio telescope from the Soviet era in Armenia while Cody experiences an astonishing trip through the Greek mining industry of Ptolemaida with his travel companion, Elvis Brauer.
While Cody explores lost industries in the ‚Äòugliest‚Äô city in the world with freerunner Abudi Alsagoff, Josh, together with his old neighborhood friend John Yurei, is in the famous American prison 'Joliet', where prisoners build their own cells.
Josh and urban exploring-legend Steve Duncan travel to the arctic island of Spitsbergen, Norway, where there is an old Soviet mining town waiting to be explored. Meanwhile Cody explores the dark and cruel history of Goli Otok prison in Croatia.
The final episode reunites Josh and Cody after months of travelling separately, this time to the nuclear disaster area of Fukushima in Japan. Meanwhile, they look back at their adventures and reveal the result of their rankings of locations.