Fall is coming. Let's get going.

L. L. L. Bean wants to help you make the most out of this spectacular season with gear

tips and advice for heading outdoors. For fall hikes when it's cold in the

morning and warm in the afternoon, layering becomes very important.

You don't want to get chilled and you don't want to sweat through your clothes either.

A good rule of thumb is to start out dressed as if the temperature is 10 degrees warmer than it is.

So once you start generating body heat, you won't get overly hot.

For more tips, easy howtus, and inspiring stories,

visit L.L.Bine.com slash guide.

The The United Nations Educational Scientific and Cultural Organization, or UNESCO,

is the group responsible for designating the world's most treasured places

as world heritage sites?

Places as unique and diverse as the wilds of East Africa's Serengeti, the pyramids of Egypt, Machu Picchu in Peru,

the Great Barrier Reef in Australia and the Baroque Cathedrals of Latin America.

The United States is home to a couple dozen such sites, so it's a list

more exclusive than even the list of America's national parks. U.S. sites include the San Antonio missions, the Great Smoky Mountains, Yellowstone, and Yosemite,

the Statue of Liberty, Carl Bad Caverns.

The most recent session of the World Heritage Committee is taking place right now as I record this in Saudi Arabia and it was just announced that they are inscribing the 25th World Heritage site in the United States, a group of eight ancient earthwork sites

in southern Ohio.

I'm Jason Epperson and today on America's National Parks, Ohio's Hopewell Culture National Historical Park.

After World War I wrapped up, folks around the world started thinking about the destruction

that befell some of the world's most cherished places and decided, hey, why not come together

...