Now THIS is a Biolink
Once upon a time an ‘Iron Curtain’ descended across eastern Europe as East and West faced off in the era of the Cold War. Consisting of a high wall within a no-go strip 50-200 m wide, and a severely restricted zone some 5 km wide, this curtain separated without discrimination – farms, city-neighbourhoods, streets, and even houses were divided. The curtain lasted around 40 years before falling spectacularly as people from both sides took to it with sledge hammers and even partied on the top. But…