Call it a stairway to heaven. A towering temporary installation now on display in front of London’s Tate Modern is made up of a series of interlocking staircases that veer left and right…. Call it a stairway to heaven. A towering temporary installation now on display in front of London’s Tate Modern is made up of a series of interlocking staircases that veer left and right. [Read more]

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