For the ultra-wealthy, gardens aren’t just landscapes—they’re open-air galleries showcasing living masterpieces worth millions. From $10 million topiary dinosaurs to solid gold fountains, these extravagant installations blur the line between horticulture and high art. What makes a hedge or fountain worth more than a luxury estate? We reveal the world’s most jaw-dropping garden artworks, the celebrity collectors who own them, and why these living sculptures […]