For decades, parts of Chesapeake Bay have quietly absorbed fragments of American infrastructure that had already lived one life elsewhere. Retired ships, concrete structures and carefully prepared materials have found a second purpose on the seabed, where currents, shellfish and algae gradually transform bare surfaces into living habitat.

Discover how Virginia transformed 20,000 tons of concrete from the Lesner Bridge into an artificial reef, creating a thriving habitat for fish in the Chesapeake Bay.

For decades, parts of Chesapeake Bay have quietly absorbed fragments of American infrastructure that had already lived one life elsewhere. Retired ships, concrete structures and…