SUP ISTHMOS 2018 FINAL May 16, 2018 by Harry Category Videos Events SUP Videos Tags: SUP ISTHMOS 2018 FINAL, SUPs.gr Tweet Get Ready for the “Word’s Straightest SUP Race”. The biggest SUP event in Greece with over 300 participants! Τhe “8th Corinth Canal SUP Crossing will take place at September 30th 2018. Via SUPs.gr Related