Cornelis Anthonisz: The Pioneer of Amsterdam’s Bird's Eye View Cornelis Anthonisz (ca. 1505 – 1553), anthonisz., also spelled anthonissen or teunissen, was a Dutch painter, engraver, and mapmaker whose legacy rests primarily on his groundbreaking achievement: the creation of the first complete map of Amsterdam—a monumental undertaking that cemented his place in art history. Born around 1505 in Amsterdam, Anthonisz’s artistic lineage traced back to Jacob Cornelisz van Oostsanen, a painter who instilled in him a foundational understanding of visual representation and perspective. His cousin, D…