abstract:Vulkaneifel is a district (Kreis) in the northwest of the state Rhineland-Palatinate, Germany. It is the least densely populated district in the state and the fourth most sparsely populated district in Germany.
The Network includes sites as diverse as Lagkawi Island, featuring the oldest rock formations in Malaysia, the petrified forest on Lesvos Island (Greece) and the volcanic craters of Vulkaneifel in Germany.