The Great Sand Dunes are in Colorado, not too far from the town of Alamosa. It is one of the most amazing places I have ever seen. Surrounded by mountains, from this vantage point it looks like we are in a massive desert, or on the set of a Star Wars film. Those black dots behind us are people! I want to go back early in the morning in the early summer and climb these jokers. Click on the picture to see a much bigger version.
Here is some video: