Impermeable rock beneath the sand dunes traps water, forming thousands of stunning blue lagoons. We were arriving just as the rainy season was beginning, to capture the habitat coming to life.

The new Argentine dino might give us clues to what the world was like before the asteroid wiped out their kind.

With its rolling white sand dunes and pristine, emerald-green lagoons, it offers a destination off the beaten path and an almost dreamlike experience that few other places in the world can match.

All these sand dunes make up one of the largest sand dune ... forming a bar. Behind a bar a lagoon forms, which is basically sea water separated from the sea. This stretch of coast is too rocky ...

Opening day for ORV season is Tuesday, April 1. Silver Lake State Park opens the dune area at 9 a.m. Silver Lake State Park ...

A star dune is a type of sand dune that has at least three ridges coming from a central peak, which gives it a star-like shape when viewed from above, according to NASA's Earth Observatory.