Outdoor sculptures are anchored to the ground using several methods to ensure stability and longevity. One common technique involves embedding a steel frame or rebar into a concrete footing, which is then buried underground. This provides a solid foundation, especially for large or heavy sculptures.

Another method uses anchor bolts or threaded rods fixed into the ground or a concrete base, allowing the sculpture to be securely fastened. For lighter sculptures, ground spikes or weighted bases may be sufficient.

Additionally, some sculptures incorporate gravity-based systems, relying on their own weight and a broad base to stay upright. Engineers and artists often collaborate to choose the best anchoring method based on the sculpture’s size, material, and environmental conditions like wind or soil type. Proper anchoring ensures the artwork remains safe and intact for years.