Visitors to Serbian fortress worry about "venomous" warning - but many are still tempting fate

Visitors to the Golubac Fortress need to know that they are in a natural environment and that, as guests in inside this old fortification, they can come across the hosts - horned vipers. So don't panic if you see this warning sign. It's not unsafe to be inside the fortress, but precisely because of the presence of snakes you can only go to some parts of it accompanied by a tour guide. And of course, as guests, you also need to know some rules - there is no chasing