Metal sculptures, especially those displayed outdoors, are vulnerable to theft or unauthorized removal due to their high value and portability. To safeguard these artworks, consider the following best practices:

1. Secure Anchoring: Use heavy-duty bolts, concrete foundations, or underground anchors to firmly attach sculptures to their bases. For larger pieces, embedding steel rebar into the ground can deter theft.

2. Surveillance Systems: Install motion-activated cameras or alarm systems near the sculpture. Visible signage warning of surveillance can act as a deterrent.

3. GPS Tracking: Embed small GPS devices within hollow sculptures to track their location if stolen.

4. Lighting and Visibility: Place sculptures in well-lit, high-traffic areas to discourage tampering.

5. Legal Protection: Register the artwork with local authorities and engrave ownership details discreetly on the piece.

6. Community Involvement: Engage neighbors or local art groups to monitor the sculpture and report suspicious activity.

By combining physical security with technology and community awareness, artists and collectors can significantly reduce the risk of theft and preserve their metal sculptures for public enjoyment.