Amazing sand sculptures
Sand sculpture one
Sand sculpture two
Sand sculpture three
Sand sculpture four
The author of this site is specified link to the source:
https://pixabay.com/en/castle-sand-sculpture-art-scheemda-413285/
https://pixabay.com/en/sand-sculpture-sand-sculpture-art-541798/
https://pixabay.com/en/sand-sculpture-art-sand-sculpture-2429796/