A list of survivor plants at the Alcatraz Historic Gardens.

Enjoy an afternoon in the Presidio with tastings from local breweries on the Civil War Parade Grounds next to Presidio Tunnel Tops. The Parks Conservancy and Headlands Brewing are excited to bring you the first ever Parks4All: Brewfest on Saturday, July 29 from Noon-4 p.m.

Eat too much this holiday season? Burn some of it off with this Crissy Field workout.

Alcatraz is undergoing a big change. The former prison which was home to Machine Gun Kelly and Al Capone is now hosting what many say is the most anticipated contemporary art show of the year.

A world-renowned Chinese artist and government critic is celebrating his newfound freedom. Ai Weiwei has his passport back four years after it was confiscated by authorities.

The Marin County beach reopened Saturday after getting a $4 million facelift that includes a new parking lot, new restrooms, restored wetlands and an extended bridge overlooking the wetlands, according to the Golden Gate National Parks Conservancy.

An exhibition marrying the work of Ai Weiwei, the world-famous Chinese political dissident artist, and Alcatraz, the notorious federal "ghost" prison with spectacular vistas of San Francisco Bay.

The magazine Bay Nature covers the remarkable restoration work at Mori Point, which features a profusion of spring wildflowers; habitat for rare, threatened, and endangered species; breathtaking vistas from coastal bluffs; and an astonishing community stewardship effort led by the Parks Conservancy.

Alcatraz derives from the name Spanish explorer Juan Manuel de Ayala gave to one of the three islands in San Francisco Bay, “Alcatraces,” probably referring to the “strange birds” or “pelicans” he saw on it. Its strange name (its meaning still debated) is appropriate, given The Rock’s unique history as a federal penitentiary, but as our guide noted, some of the island’s truly unique artifacts are its gardens and the stories behind them.

Recently a new generation of natural "wanderers" embarked on a monumental task in Muir Woods, a national monument named in honor of America's most famous naturalist John Muir.