📜 Art installation by Ronald Persson in Sergels torg, Stockholm. 🔍 Features a lifelike silicon birch tree flattened between glass. # Why Go 🤔 Intriguing and subtle public art 📸 Unique photo opportunity 🚶 Easy to access in a busy square # Tips 👀 Look closely, it's easy to miss at first glance. # Cost 💰 Free to see.