There's no place like it on the planet: White Sands National Monument in New Mexico. It's the world's largest gypsum dunefield: miles and miles of stunning white landscape.
Dale Earnhardt Jr., greets fans during driver introductions for the NASCAR Cup Series auto race at Martinsville Speedway in Martinsville, Va., last Sunday.
Steve Helber/AP
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This is mountain lion kitten known as P-54 found in the Santa Monica Mountains National Recreation Area. It is the only known kitten from P-23's third litter, according to the National Park Service.
Courtesy of the National Park Service
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