(Sorry if this isn’t the correct forum for this.)
UIS (International Union of Speleology) is trying to have the 13th September recognized as the International Day of Caves and Karst.
There appear to be trying to get letters of support from caving organisations and institutions for the day.
UIS (International Union of Speleology) is trying to have the 13th September recognized as the International Day of Caves and Karst.
There appear to be trying to get letters of support from caving organisations and institutions for the day.