On a foggy, grim October evening in 1913, the famous Barnum’s Circus was transporting its animals and equipment through the cobblestone streets of Leipzig, Germany, when a streetcar collided with one of its carriages. Inside this particular carriage were eight Barbary lions from North Africa, all of whom escaped and disappeared into the mist. For four long hours, wild beasts haunted the city’s dark alleyways, before the lions were hunted down and killed by local police. [...]