Return to Wild America: A Yearlong Search for the Continent's Natural Soul

In 1953, birding guru Roger Tory Peterson and noted British naturalist James Fisher set out on what became a legendary journey-a one hundred day trek over 30,000 miles around North America. They traveled from Newfoundland to Florida, deep into the heart of Mexico, through the Southwest, the Pacific Northwest, and into Alaska's Pribilof Islands. Two years later, Wild America, their classic account of the trip, was published.

On the eve of that book's fiftieth anniversary, naturalist Scott Wei...