![A hiker explores a rock shelter in the Red River Gorge (photo courtesy of Daniel Boone National Forest).](https://webarchive.library.unt.edu/web/20121019045503im_/http://farm7.static.flickr.com/6156/6258395380_968e836d13.jpg)
A hiker explores a rock shelter in the Red River Gorge (photo courtesy of Daniel Boone National Forest).
In the Red River Gorge, archaeological evidence indicates human inhabitance of rock shelters beginning at least 12,000 years ago. The artifacts found at these sites represent the daily lives of Native Americans who once lived in Kentucky. The rock shelters also include the remains of many historic period industries, such as saltpeter mining and moonshining. Read more »
![Last year's Capitol Christmas Tree from the Bridger-Teton National Forest in Wyoming was lit on Dec. 7, 2010.](https://webarchive.library.unt.edu/web/20121019045503im_/http://farm7.static.flickr.com/6050/6261443906_dc6d0eb37e.jpg)
Last year's Capitol Christmas Tree from the Bridger-Teton National Forest in Wyoming was lit on Dec. 7, 2010.
In less than two months, a 65-foot Californian white fir from Stanislaus National Forest will grace the west lawn of the U.S. Capitol.
Have you ever wondered how the Capitol Christmas Tree is selected? Read more »
![A screenshot from the electronic grading system showing USDA Choice, Yield Grade 2 beef. The left is the natural color view of the cut; the right is the instrument enhanced view that details the amount of marbling, size, and fat thickness. Beef grading is a complex and detailed process, requiring graders to think and calculate quickly with great accuracy. Using technology to compliment and supplement the onsite human graders generates an efficient and more precise process.](https://webarchive.library.unt.edu/web/20121019045503im_/http://farm7.static.flickr.com/6092/6261029472_7e439eb3f5.jpg)
A screenshot from the electronic grading system showing USDA Choice, Yield Grade 2 beef. The left is the natural color view of the cut; the right is the instrument enhanced view that details the amount of marbling, size, and fat thickness. Beef grading is a complex and detailed process, requiring graders to think and calculate quickly with great accuracy. Using technology to compliment and supplement the onsite human graders generates an efficient and more precise process.
The USDA Choice and USDA Prime grade shields are highly regarded, both domestically and internationally, as symbols of high-quality American beef. Cattle producers and feeders increasingly rely on USDA grades to determine payments for their cattle—a vital link to supporting and sustaining rural America. Read more »