Carly and Nibbles travel back to the days of the ancient Mayans to find out what caused an amazing society to up and “vanish." Meanwhile, Lewis is spearheading the Bureau’s eco-friendly policy changes, and Carly struggles through a “hot cocoa” crisis. Originally aired 5/1/24.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.