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,
Dyrhólaey lighthouse Dyrhólaey lighthouse The Dyrhólaey lighthouse () is a lighthouse located on the central south coast of Iceland. The Dyrhólaey lighthouse consists of a square concrete tower, painted white with red trim. Integral keepers quarters are placed on the left and right sides of the tower. A red metal lantern house is placed on top of the tower. The focal plane of the light is . The overall height of the tower is . The site (but not the tower) is open to visitors. The light station at Dyrhólaey was established in 1910. The first lighthouse was a skeletal steel tower