Τα εισιτήρια πωλούνται από το form.jotform.com – φεύγεις από το Swiss Activities.
Περί τίνος πρόκειται
Event on northern lights at Eventhalle Flims, organised by the Franz Attenhofer-Stiftung. Suitable for anyone interested in natural phenomena and how they arise; it offers insight into the topic of auroras.
