Golden Gate Park most-visited city park in the United States after Central Park in New York City, Lincoln Park in Chicago, and Balboa and Mission Bay Parks in San Diego. In the 1860s, San Franciscans began to feel the need for a spacious public park similar to Central Park, which was then taking shape in New York City. Golden Gate Park was carved out of unpromising sand and shore dunes that were known as the Outside Lands, in an unincorporated area west of San Francisco's then-current borders. Conceived ostensibly for recreation, the underlying purpose of the park was housing development and the westward
Bent entrance a good example of the former, with a massive gate tower enclosing a complicated passage. The most elaborate bent entrance among crusader castles is the turning entrance ramp at Crac des Chevaliers, which is defensible from several towers and via machicolations. In addition to the main gate, postern gates could also feature a bent entrance, usually on a smaller scale. For instance, in the ruined crusader castle at Belvoir, posterns open into the moat at the angle between the outer wall and the corner towers. Bent entrances of such complexity as at Crac are less common in European castles, where