 However, the sequence had to be shot again twelve days later.The meteor crash site was filmed at a natural erosion site just outside Cardiff, which the location managers found by chance, and felt it was the perfect location for a crash site.The producers included an easter egg in the Torchwood Hub set by including the picture of Craig-y-Nos Castle, used as a location of Torchwood House in the "Doctor Who" episode "Tooth and Claw"; in the end of the episode the Torchwood Institute was established by Queen Victoria.