Golden Gate Bridge , celebrates 75 years , engineering masterpiece . 金門大橋 慶祝75歲 ，工程的傑作 。

Golden Gate Bridge marks 75th birthday with day-long celebration and magnificent fireworks display | Mail Online http://www.dailymail.co.uk/news/article-2151059/Golden-Gate-Bridge-marks-75th-birthday-day-long-celebration-magnificent-fireworks-display.html
Golden Gate Bridge celebrates 75 years as an engineering masterpiece after opening in San Francisco in 1937 | Mail Online http://www.dailymail.co.uk/news/article-2150239/Golden-Gate-Bridge-celebrates-75-years-engineering-masterpiece-opening-San-Francisco-1937.html