Dan and Yussef investigate the wildlife living in a huge, abandoned quarry, including the world's fastest animal, the peregrine falcon. Through the forgotten paths of an abandoned island to the spectacular ruins of a disused coal mine, Dan O’Neill and Yussef Rafik are on a mission to discover what happens when our abandoned places return to the wild. This is After We've Gone. Subscribe: bit.ly/BBCEarthSub #BBCEarth #AfterWeveGone Watch more: Planet Earth bit.ly/PlanetEarthPlaylist Blue Planet bit.ly/BluePlanetPlaylist Planet Earth II bit.ly/PlanetEarthIIPlaylist Planet Dinosaur bit.ly/PlanetDinosaurPlaylist Welcome to BBC EARTH! The world is an amazing place full of stories, beauty and natural wonder. Here you'll find 50 years worth of entertaining and thought-provoking natural history content. Dramatic, rare, and exclusive, nature doesn't get more exciting than this. Want to share your views with the team? Join our BBC Studios Voice: htt...