What's at the Center of the Earth? Troglobites! Minerals!
- Episode aired 2016
- TV-Y
"What's at the Center of the Earth? Troglobites!" The Drill Engine Train burrows into an underground limestone cave, where the Pteranodon Family meets some strange creatures without eyes cal... Read all"What's at the Center of the Earth? Troglobites!" The Drill Engine Train burrows into an underground limestone cave, where the Pteranodon Family meets some strange creatures without eyes called "troglobites." In a contest to see who would make the best troglobite, Buddy, Tiny, Sh... Read all"What's at the Center of the Earth? Troglobites!" The Drill Engine Train burrows into an underground limestone cave, where the Pteranodon Family meets some strange creatures without eyes called "troglobites." In a contest to see who would make the best troglobite, Buddy, Tiny, Shiny, and Don participate in a treasure hunt - with their eyes closed. The kids have to rel... Read all