americasgreatoutdoors: Many visitors to Great Sand Dunes National Park and Preserve are mystified: Why is there a Sahara-like dunefield below alpine peaks that reach over 13,000 feet in Colorado? The answer is complex, but the two essential elements are here: Avast, arid, closed basin that lakes once covered and a mountain barrier with a low curve to funnel winds into this natural pocket. Learn more at Photo by Patrick Myers, National Park Service.


Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )


Connecting to %s