The twin fly towers that protrude above the concrete terraces of the Denys Lasdun-designed Royal National Theatre on London's South Bank are a key example of this emerging style.

在伦敦南岸Denys Lasdun设计的皇家国际剧院，双舞台塔突出的混凝土露台是这种新潮的关键例子。

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The concrete building, which houses the National Theatre's three stages, was designed by Sir Denys Lasdun and erected between 1969 and 1976.

BBC: National Theatre receives ?2.5m grant