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John Echlin: Morning light Hagia Sophia
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John Echlin: Hagia Sophia
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John Echlin: Wall detail Hagia Sophia
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John Echlin: Entry buttresses
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John Echlin: Windows and scaffold
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John Echlin: Window detail
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John Echlin: Buttress and windows
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John Echlin: Window detail
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John Echlin: Nave Hagia Sophia
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John Echlin: Domes
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John Echlin: Dome
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John Echlin: Dome Hagia Sophia
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John Echlin: Upper alcove light
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John Echlin: Arabic medallion
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John Echlin: Upper light
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John Echlin: Clearstory
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John Echlin: Upper light
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John Echlin: Layers
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John Echlin: Layers
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John Echlin: Layers of light
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John Echlin: Upper light
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John Echlin: Apse
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John Echlin: Upper gallery
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John Echlin: Detail
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John Echlin: Ambulatory
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John Echlin: Upper light
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John Echlin: Detail
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John Echlin: Detail
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John Echlin: Narthex
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John Echlin: Narthex