San Francisco is a big city in the US state of California. The city is certainly known for the famous red suspension Golden Gate Bridge as well as extremely steep and winding streets. San Francisco is also one of the most important business and commercial centers on the west coast, therefore, the skyline is dominated by high-rise office buildings. The most impressive skyscrapers include the 260-meter Transamerica Pyramid in the shape of a slender cone, 52-story skyscraper in 555 California Street or 50 Fremont Center.
