1996 - Highland (Cape COd) Light moved back 450 feet.

Highland (Cape Cod) Light was the first lighthouse on Cape Cod. In 1996 the lighthouse was moved 450 feet back from the edge of the eroding cliff. The lighthouse is on the Cape Cod National Seashore and is operated by Highland Museum and Lighthouse, Inc., under a National Park Service contract. The active light is still maintained by the Coast Guard.

http://www.lighthousedepot.com/database/uniquelighthouse.cfm?value=153

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