Absolutely breathtaking experience. When I booked my trip…read moreto Chile the first plan I made was to go to a sand dune, then I worried about hotel & other activities. I wish I wasn't so out of shape when I went. Going up the dune is a bit of a workout, of course going down makes the walk worth it! This is a definite task for anyone to include in their itinerary when visiting Chile! Don't forget to bring your water. Side note: There is a guy at street level that rents out boards so you can slide your way down! He gifted me the wax that I used for the board which holds a great memory of my