List of 10 scenic spots to swim, float and soak in the sun at the West's amazing national parks. Golden Gate National Parks' Crissy Field is ranked "best for a city stroll."

As America's population become more diverse, will its changes be reflected in park visitors?

The redwoods in Muir Woods provide ideal Coho Salmon habitat, providing woody debris to protect young salmon in the creeks and keeping them shaded and cool. But the Coho in Muir Woods Redwood Creek are endangered, and local biologists and volunteers are working to protect the salmon and restore their habitat.

Betty Lou Vickery, 93, lived on Alcatraz when it was a military prison, visits the Island again.

The Presidio Nursery gets a new seed and plant lab, marking the first step towards a new stewardship and sustainability Center.