Celebrating World Sand Dune Day: Ideal Sand Dune Locations Based on Your Zodiac Sign Every year, World Sand Dune Day aims to increase knowledge of the value of sand dunes and the necessity of safeguarding these fragile ecosystems.This world sand dune day let us visit the dunes which m... Neha kashyap posted on 1 year ago — updated on 1 year ago 22,129 views