Want to visit the Grand Canyon National Park but don't want to deal with the crowds? Here are four alternatives for the ...

They also go to see wildlife. From Haleakala to the Grand Canyon to the Everglades, America’s national parks provide habitat for more than 600 threatened and endangered species. The Endangered Species ...

These mines affect habitat for more than 100 sensitive species ... drinking water and into seeps and springs that are the lifeblood for animals in the arid Grand Canyon region. The Center for ...