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• I-beams (23)
• ice cream parlors (5)
• ice industry (16)
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• icehouses (67)
• iconostasis (40)
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• inspection (6)
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• International Style architectural elements (66)
• interpretation (14)
• intersections (5)
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• Ionic order (59)
• iron (metal) (4)
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• iron industry (94)
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• ironworks (41)
• irrigation (221)
• irrigation canals (100)
• Islam
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• islands (13)
• Italianate architectural elements (175)
• Italianate gardens (14)