The Robbing Raven / Flashlight Fireflies

 was a thirteenth episode of season two.

Animals from the Great Big Book of Everything

 * Ravens
 * Firefly

Locations

 * H.M. Tower of London - London, 🏴󠁧󠁢󠁥󠁮󠁧󠁿 England
 * Great Smokey Mountains - 🇺🇸 Tennessee