Sand Sculpting Challenge , San Diego . Sand sculpture events are serious business ; this ' n't your childhood sand castle building . It begins when a ` ` artist '' is presented with a 10-ton pyramid of sand to work with . Many events are not held at beaches , rather under bridges or in parks and open spaces . Event locations include Florida and California , surprising places like Latvia and Denmark .
Sand sculpture events are serious business ; this ' n't your childhood sand castle building . It begins when a ` ` artist '' is presented with a 10-ton pyramid of sand to work with . Many events are not held at beaches , rather under bridges or in parks and open spaces . Event locations include Florida and California , surprising places like Latvia and Denmark .