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How did Guarino Guarini use structure and light in his churches in Turin?

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In his churches in Turin, such as San Lorenzo and Santa Sindone, Guarino Guarini revolutionized Baroque architecture through innovative structural and lighting techniques:

  • Structural Innovation: Working with centralized plans, Guarini transformed traditional domes into an open, complex lacework of interwoven masonry arches. These designs drew inspiration from both Gothic architecture and Spanish Moorish styles, creating a sense of intricate, weightless geometry.
  • Light Manipulation: Guarini utilized "veiled light sources" to enhance the atmosphere of his interiors. By obscuring the direct source of illumination, he created dramatic, mysterious lighting effects that emphasized the complexity of his interwoven spaces.

These techniques, which prioritized spatial dynamism and light, became influential models for later church architecture throughout central Europe.1