From the website:

Lightning striking the Eiffel Tower, June 3, 1902, at 9:20 P.M. This is one of the earliest photographs of lightning in an urban setting In:"Thunder and Lightning", Camille Flammarion, translated by Walter Mostyn Published in 1906

The National Oceanic and Atmospheric Administration Photo Library has more amazing weather-related photos (some of the coolest ones are vintage photos). Link