Eco-friendly watchtower, recycled metal framework, reclaimed wood accents, living green walls, solar panels, wind turbines, rainwater harvesting systems, composting toilets, organic gardens, natural stone foundations, minimal carbon footprint, earthy color palette, rustic wooden beams, corrugated metal roofing, open-air observation decks, panoramic views, misty morning atmosphere, soft warm lighting, 3/4 composition, realistic textures, ambient occlusion.