rwgabbro1: Architectural Geology of Pisa, Italy - Part 1: The Leaning Tower (begun 1173 AD; completed 1372 AD)
rwgabbro1: Colosseum Geology 101, Part 2: The Flavian Amphitheater, Rome, Italy (AD 80)
rwgabbro1: Ancient Athens a la Instamatic, Part 5: Approaching the Parthenon, Acropolis, Athens, Greece (432 BC)
rwgabbro1: Ancient Athens a la Instamatic, Part 9: Looking Back at the Erechtheion from the Vicinity of the Parthenon, Acropolis, Athens, Greece
rwgabbro1: Ancient Athens a la Instamatic, Part 10: Looking Down at the Theater of Dionysus from the Acropolis, Athens, Greece
rwgabbro1: Geology of the Architecturally Sublime, Part 11: The Hagia Sophia, Istanbul, Turkey (537 AD; repairs and additions in succeeding centuries)
rwgabbro1: Architectural Geology of Pisa, Italy - Part 2: Another Look at the Leaning Tower (begun 1173 AD; completed 1372 AD)
rwgabbro1: Geology of the Aqueduct of Valens, Part 3: Istanbul, Turkey (AD 368)
rwgabbro1: Architectural Geology of Pisa, Italy - Part 8: Another View of the Baptistery (AD 1363)
rwgabbro1: Architectural Geology of Pisa, Italy - Part 7: The Baptistery (AD 1363)
rwgabbro1: Architectural Geology of Segovia, Spain, Part 2: The Segovia Aqueduct (ca. early 2nd Century AD)
rwgabbro1: Architectural Geology of Segovia, Spain, Part 3: The Segovia Aqueduct (ca. early 2nd Century AD)
rwgabbro1: Architectural Geology of Segovia, Spain, Part 4: The Segovia Aqueduct (ca. early 2nd Century AD)
rwgabbro1: Architectural Geology of Segovia, Spain, Part 5: The Segovia Aqueduct (ca. early 2nd Century AD)
rwgabbro1: The Bedrock-Architecture Connection of the Athens Region, Part 7: And Now for the Untoppled Portion, the Temple of the Olympian Zeus, Athens, Greece (foundation, 6th century BC; current superstructure, ca. AD 125)
rwgabbro1: The Bedrock-Architecture Connection of the Athens Region, Part 8: A Final Look at the Temple of the Olympian Zeus, Athens, Greece (foundation, 6th century BC; current superstructure, ca. AD 125)
rwgabbro1: Architectural Geology of Mycenae, Part 16: A Civilization Sandwiched, Peloponnese, Greece
rwgabbro1: Milwaukee in Stone and Clay: A Guide to the Cream City's Architectural Geology (NIU Imprint of Cornell University Press)
rwgabbro1: A Geology Guidebook Author's Dream Come True . . .
rwgabbro1: Celebrating the Cream City's Urban Geology: Milwaukee in Stone and Clay (2024)
rwgabbro1: For Your Delectation: A Photo Show and a Radio Interview
rwgabbro1: Integrative Natural History of Fayette Historic State Park, Part 6: Essay in the Autochthonous—Well, Almost | Garden Peninsula, on Michigan's Upper Peninsula, USA
rwgabbro1: Integrative Natural History of Fayette Historic State Park, Part 7: Stone, Brick, Timber, and Terracing | Garden Peninsula, on Michigan's Upper Peninsula, USA
rwgabbro1: A Love of Bridges, Part 11: A Mind-bending Fender | Golden Gate Bridge, San Francisco to Marin County, California, USA (1937)
rwgabbro1: Integrative Natural History of Amnicon Falls State Park, Part 12: The Downstream View From Horton Covered Bridge | Douglas County, Wisconsin, USA