Operation Lighthouse RescueDVD - 2016
On the picturesque bluffs of Martha's Vineyard, disaster looms. The historic Gay Head Lighthouse, weighing more than 400 tons and soaring 175 feet above the sea, is precipitously close to toppling into the ocean. As a team of engineers attempts to move the iconic red brick structure inland to safety, discover the geology they encounter, the archaeology they discover, and technology they employ in this lighthouse rescue.
Publisher: Arlington, VA : PBS, 
Edition: Widescreen ed.
Characteristics: 1 videodisc (ca. 60 min.) : sd., col. ; 4 3/4 in.