Anamorphic art
Leon Keer
Artist's web site https://www.leonkeer.com.
These anamorphic artworks were created at the town Leewarden (Netherlands), where M.C. Escher was born.
near Fries Museum Wilhelminaplein Leeuwarden.
at Leeuwarden Central Station
Images were found at https://www.streetpainting3d.com/eschers-journey-leeuwarden