Summer Sundays at Graycliff: Organic Design & Geology of Stone Wright Buildings
6472 Old Lake Shore Road
Derby, NY 14047
August 9, 2026
Starting: 04:00 PM
$15
Explore how geology shaped the design, materials, and siting of some of Frank Lloyd Wright’s most iconic stone buildings in this engaging lecture by geologist Fred Zelt!
Highlighting eight remarkable sites & Graycliff, Hillside, Taliesin, Taliesin West, Fallingwater, Unitarian Meeting House, Kentuck Knob, and Lynn Hall (created by Fallingwater builder Walter Hall) & Zelt reveals how the earth’s deep history informed Wright’s organic architecture.
Discover how fossils, sandstone ledges, lake cliffs, waterfalls, and ancient bedrock inspired Wright’s siting, materials, and organic design philosophy.
Doors open at 4pm, with the lecture beginning at 4:30pm. Attendees are invited to bring a favorite rock or fossil to discuss with Fred. Fred will share building stone samples from Wright sites for attendees to see and touch.