London, England, United Kingdom
A. V. Roe 1877-1958 Under these arches Alliott Verdon Roe assembled his AVRO No. 1 triplane. In July 1909 he made the first all-British powered flight from Walthamstow Marsh. — Walthamstow Marshes Railway Viaduct ('up' side)
Listen to the audio guide for Alliott Verdon Roe, Roe I Triplane, and Walthamstow Marshes blue plaque Free on WIP — starts by itself when you arrive, even with the screen off