This strenuous 11.3-mile loop offers a bit of everything--rugged summits, challenging trails, dense woodlands, mountain streams, remote campsites, and heaps of solitude.

Discover ancient archaeology and island isolation (playful sea lions excepted) on this 5.2-mile loop through Santa Rosa's steep canyons and sandy beaches.

This 5.6-mile loop climbs the woody spine of Dick's Ridge, then meanders along a twisting mountain stream in a hilly section of Chattahoochee National Forest.

Explore seasonal waterfalls, mellow woods, and a large quarry on this moderate 4.5-mile loop along the relatively steep flanks of Monte Sano Mountain.

This 5-mile loop winds through an undisturbed swath of parkland to babbling creeks and fine views across the San Fernando Valley to the San Gabriel Mountains.

Hike this rolling 5.8-mile loop on a weekday for quiet trails and frequent sightings of wild turkeys and deer.

Find subtle beauty in the suntanned hills of Garin Regional Park as you hike this 5.9-mile loop past creeks to breezy overlooks.

Enjoy stellar views of San Francisco Bay, Alcatraz and the Angel Island on this 6-mile loop through Golden Gate National Recreation Area.

Go deep into a rugged creek basin teeming with towering trees and a charming waterfall on this 4.2-mile hike in Portola Redwoods State Park.

This 5-mile loop wanders through huge redwood stands along the western slope of the Santa Cruz Mountains. Extend the trip with an overnight at a Sierra Club hut.