📜 Standing tall and supporting nothing, the giant Medici Column in front of Paris' commodities exchange building hides a secret spiral staircase. 🔍 Originally built for Catherine de Medici's personal astrologer in 1575. # Why Go 🔍 Discover a secret spiral staircase inside a historic column 📜 Learn about its connection to Catherine de Medici's astrologer 🏛️ See the first free-standing column in Paris # Why Avoid 🔒 Door to interior is closed, staircase not accessible # Tips 📍 Located at 2 Rue de Viarmes, Paris