Season 2, Episode 10
Season 2 Episode 210 | 28m 16s
Bighorn sheep from the Hart Mountain Antelope Refuge are transplanted to other areas. The Steens Mountain region is being examined for records of climatic changes going back thousands of years. T.R.I.S., the Trails Information System, provides computerized hiking information.
Aired: 02/01/91Video has closed captioning.