Rio Claro, Colombia
Caving and rafting!
Obviously if there's a cave to explore I'm going to do it..... On top of being a really cool cave with amazing marble formations, there were, instead of bats, nocturnal birds.
Cut an paste......
"La Caverna de Los Guacharos. Guacharo in English is oilbird and is specific to the northern region of South America. These birds are nocturnal, thus their presence in the cave, and they navigate using sound, just like bats. However, unlike bats th...

