Want to get to know the Grand Canyon a little better? Then take a class with the Grand Canyon Field Institute, the nonprofit partner of the Grand Canyon National Park. Throughout the year, the Institute offers classes such as "Women’s Rim-to-Rim Backpack," "Wilderness First Responder Training" and photography and archaeology trips. For more information or a catalog: 866-471-4435 fieldinstitute

Concerned about the Platte? You have until June 2 to submit comment on how the Platte River’s flow through Colorado, Wyoming and Nebraska should be adjusted for wildlife. For contact info, background, and the draft environmental impact statement, check out:

Head to Springdale, Utah, for the Zion Canyon Field Institute’s exciting spring events. Workshop topics include rock art, geology and photography.

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