A 3 – day activity dated March 9-11, 2016 hosted by LGU Roxas, Prov’l Gov’t of Zamboanga del Norte and 2nd Congressional District and facilitated by DENR Region IX, ZAMPEN Caver’s Association,Inc and SPELEO Nederlands with 4 parallel course, BASIC CAVING, SINGLE ROPE TECHNIQUE (STR), CAVE RESCUE, CAVE SURVEY AND MAPPING…