We often view national parks as environmentally sensitive areas, and along that line of thinking we expect businesses that operate in the parks to be conscious of that in their operations. At Grand Canyon National Park, the National Park Service has recognized Xanterra Parks & Resorts for its environmental ethics.

An 18-year-old woman, on the first day of her summer job with a Yellowstone National Park concessionaire, fell about 400 feet to her death into the Grand Canyon of the Yellowstone.

If you missed celebrating International Migratory Bird Day last month, you can make it up by heading to Rocky Mountain National Park on Saturday for a bird walk in the park