These modern architectural masterpieces are so many that this city almost feels like an open air museum.

这座城市的现代建筑杰作如此之多，感觉几乎就像一座露天博物馆。

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Port Arthur to make China's modern history and the world at large open-air museum.

使旅顺成为中国乃至世界近代史上的露天博物馆。

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"The wall is the world's largest open-air museum, but one without a curator," Lindesay told us.

长城是世界上最大的露天博物馆，但对他的保护并不受重视。

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Some travel guides have described Luxor as the world's largest "open-air museum."

VOA: special.2011.03.08

Mars Day at the Smithsonian Air and Space Museum in Washington is a celebration of our solar system's most famous planet.

VOA: special.2010.07.28

And,we visit the Albert Einstein Planetarium at the Smithsonian National Air and Space Museum in Washington,D.C.

VOA: special.2010.09.29

People don traditional embroidered shirts and head to the Pirohovo open-air museum on the outskirts of Kiev.

BBC: Pagan holidays in modern Ukraine

The centenary is being marked by a special exhibition at Montrose Air Museum.

BBC: Montrose Air Museum

The Hungarian Open Air Museum (Szentendre, Hungary) is organizing an International Gathering of Intangible Cultural Heritage for the third time on the Whitsun weekend, 17-20 May, 2013.

UNESCO: Patrimoine culturel immat��riel