Smeaton's Tower administrator Sir John Barrow. Smeaton's Tower has been a Grade I-listed building since 1954. It is open for visitors, who may climb 93 steps, including steep ladders, to the lantern room, and observe Plymouth Sound and the city. Smeaton's Tower Smeaton's Tower is a memorial to celebrated civil engineer John Smeaton, designer of the third and most notable Eddystone Lighthouse. A major step forward in lighthouse design, Smeaton's structure was in use from 1759 to 1877, until erosion of the ledge it was built upon forced new construction. The tower was largely dismantled and rebuilt on Plymouth Hoe in Plymouth,
Kovilthottam Lighthouse in 1960-1961 after the completion of the masonry tower. The emergency source was replaced by 12V 100W Halogen lamp in a 200 mm optic outside the lantern on 14 February 1999. Kovilthottam Lighthouse Kovilthottam lighthouse is situated at Kovilthottam in Kollam district of Kerala. The 18 meter tall lighthouse tower is painted with black and white alternating bands. The Lighthouse has been provided to serve the Port of Neendakara situated at the entrance to Ashtamudi Backwaters. Kovilthottam Lighthouse is situated at Kollam Metropolitan Area. It is about 20 km away from Kollam city centre. Before the construction of Kovilthottam, there