It's not unusual to send postcards from national parks, but the card sent to Interior Secretary Ken Salazar not only encourages him to visit Grand Canyon National Park, but to protect it from hardrock mining.

A draft environmental impact statement examining an oyster farm at Point Reyes National Seashore contains four possible alternatives, three of which would allow the operation to continue for at least 10 years if the Interior secretary agrees.

To honor renowned composer/writer Richard Adler for his contributions to the national parks, the National Park Trust has established the Richard Adler Fund for the promotion of art, music and poetry inspired by the national parks.

Though its name inspires thoughts of massive rivers of ice, Glacier Bay National Park is much, much more than glaciers. With its borders you'll find some of the country's tallest mountains, tangles of temperate rain forest that harbor brown and black bears, and rich waters that attract both birds and whales. Here's a glimpse of some of the park's significant numbers: