The "River Cleanse" poster by artist Leon Maarten is a beautiful representation of a flowing river with a little girl standing beside it. The blue color scheme evokes a sense of calmness and serenity, while the neutral tones add a touch of simplicity to the piece. The use of line drawings creates a unique and intriguing aesthetic, perfect for those who appreciate minimalist artwork. This poster is available in a variety of sizes including A5, A4, A3, 30x40cm, 40x50cm, 70x50cm, 70x100cm, and 100x140cm, making it easy to find the perfect fit for any space.