Hercules is a 1907-built steam tugboat that is now preserved at the San Francisco Maritime National Historical Park in San Francisco, California.
Hercules at Hyde Street Pier, San Francisco Maritime National Historic Park
Triple expansion steam engine
Towing machine
In dry dock
San Francisco Maritime National Historical Park
The San Francisco Maritime National Historical Park is located in San Francisco, California, United States. The park includes a fleet of historic vessels, a visitor center, a maritime museum, and a library/research facility. Formerly referred to as the San Francisco Maritime Museum, the collections were acquired by the National Park Service in 1978. The San Francisco Maritime National Historical Park was authorized in 1988; the maritime museum is among the park's many cultural resources. The park also incorporates the Aquatic Park Historic District, bounded by Van Ness Avenue, Polk Street, and Hyde Street.
Historic ships docked at Hyde Street Pier, San Francisco Maritime National Historic Park
Scow schooner Alma
Steam tug Hercules
Square rig sailing ship Balclutha