Let’s speak about speleology

For all the cave divers interesting in knowing more about worldwide speleology.
Alessandro Reato, Razor and Survey & Cartography Instructor, will held an interesting discussion on Sunday 5th, November 2017, starting from 06:30 p.m.

We will discuss about:
– Yucatan geologic origin
– last news from recent explorations
– news cartography
– interesting archaeological and anthropological founds