1. Yosemite National Park, located in California's Sierra Nevada mountains, is known for its stunning granite cliffs, clear streams, giant sequoia trees, and diverse wildlife. The park covers an area of over 750,000 acres and is home to iconic landmarks such as Half Dome, El Capitan, and Yosemite Falls. It offers a variety of outdoor activities including hiking, rock climbing, camping, and bird watching.

2. Yosemite National Park is open 24 hours a day, 365 days a year. For visitor information, you can contact the park at (209) 372-0200.

3. Entrance fees for Yosemite National Park vary depending on the type of vehicle and the length of stay. A 7-day pass for a private vehicle costs $35, a 7-day pass for an individual on foot or bike is $20, and an annual pass for Yosemite costs $70. There are several transportation options to get to Yosemite from San Francisco, including driving, taking a bus tour, or using public transportation. The park is approximately a 4-hour drive from San Francisco.