495b National Parks Dinner Party; The Great Southwest; Utah's Craziest Bike Ride

Author Terry Tempest Williams describes the various "personalities" of a dozen US national parks and examines each one's contributions to the American character. Then historian Flannery Burke tells us how Arizona and New Mexico came to embody what we now think of as the Great Southwest. And travel writer Christopher Solomon enjoys getting dusty on a mountain-bike tour across southern Utah.

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