This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
tat des travaux au mois de Fvrier . Construction site of the Paris World fair one month prior to the opening The palais du ChampdeMars is the circular building standing on the right of the image and contained large part of the Fair The Palais was built by Frdric Le Play and JeanBaptiste Krantz and housed the countries' exhibits