Eco-friendly Watchtower, lush green roofs, living walls, recycled materials, energy-efficient systems, solar panels, wind turbines, rainwater harvesting, grey water reuse, green urban planning, natural ventilation, passive design strategies, minimalist interior design, reclaimed wood accents, organic textures, earthy color palette, soft natural lighting, shallow depth of field, 1/1 composition, atmospheric perspective, realistic foliage, ambient occlusion.