According to Alemi and Stevenson, in models of the early solar system it is nearly impossible for Venus to avoid a big hit. Most likely, Venus was slammed early on and gained a moon from the resulting debris.
The Golden Gate Bridge was built simply, to connect San Francisco to Marin County. The San Francisco Bay has rough currents and ferries were the only way to get across. Building a bridge just made it easier.
The Golden Gate Bridge. The Golden Gate Bridge is a suspension bridge spanning the opening into the San Francisco Bay from the Pacific Ocean. It connects the city of San Francisco on the northern tip of the San Francisco Peninsula to Marin County as part of US Highway 101 and California State Highway 1.he Golden Gate Bridge also had the world's tallest suspension towers at the time of construction, and retained that record until more recently. In 1957, Michigan 's Mackinac Bridge surpassed the Golden Gate Bridge's length to become the world's longest two-tower suspension bridge in total length between anchorages.