La traversée du pont de l’île de Lobau avant la bataille.
Attaque de l’île Lobau.

During the second Austrian campaign (May-July 1809), the Napoleon army built bridges to cross river Danube from the right bank and settled on the island of Lobau in front of the Austrian troops massed on the left bank.

The Passage of the Danube by Napoleon before the Battle of Wagram by Jacques Francois Joseph Swebach, 1810.