This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Detalhe do tipo de barragem Catedral de gravidade aliviada utilizada para diminuir em cerca de quantidade de concreto utilizadado na obra. eletricidade eng
Page 2023 Free-images.com. All images are Public Domain