Death Valley National Park
Everything you ever wanted to know about death valley national park
http://www.death.valley.national-park.com/
Great Basin National Park
Everything you ever wanted to know about great basin national park
http://www.great.basin.national-park.com/
Humboldt National Forest
Welcome to the humboldt-toiyabe national forest.
http://www.fs.fed.us/r4/htnf/
Nevada Division State Parks
nevada division of state parks plans, develops and maintains a system of parks and recreation areas for the use and enjoyment of residents and visitors
http://parks.nv.gov/
The Nature Conservancy
Nevada home page
http://nature.org/wherewework/northamerica/states/nevada/