The two new monuments -- the Chuckwalla and Sáttítla Highlands -- total nearly 850,000 acres, according to the administration.

There’s so much to love about our national parks! That’s why we’ve put together a national parks checklist and map you c ...

In the mid-1800s, the U.S. Department of the Interior began the “great surveys” to map the vast, uncharted land of the West, ...