81 Horizons

81 Horizons is a collection of 81 fully on-chain landscapes by artist [Rafael Rozendaal](https://www.newrafael.com/nft/). Each work consists of a unique combination of two coloured rectangles, hand picked by the artist. Released by [Upstream Gallery](https://www.upstreamgallery.nl/), smart contract programming by [Alberto Granzotto](https://twitter.com/vrde), produced by [left gallery](https://left.gallery/).