In 1884, two of Gustave Eiffel’s trusted engineers created the first sketch and calculations for a bold 1,000-foot “pylon.” Their design introduced the tower’s signature curvature and solved the biggest challenge of all: wind resistance. They presented the idea to Eiffel, but he wasn’t impressed. | Secrets of the Dead

381K views · 3.1K shares | Eiffel Tower sketch by @mister_vi. | Drawing the Soul | Facebook