Europe is full of captivating castles, some maintained and restored to their former glory, others abandoned and left to ruin. From romantic, vine-strangled towers to crumbling coastal forts battered by gales, these empty shells whisper stories of war, exile and neglect. We revel in the melancholy romance of some of the prettiest wrecks… (If you're planning a trip, be sure to check for up-to-date travel restrictions and protocols before you go.)