John Smeaton He pioneered the use of 'hydraulic lime' (a form of mortar that will set under water) and developed a technique involving dovetailed blocks of granite in the building of the lighthouse. His lighthouse remained in use until 1877 when the rock underlying the structure's foundations had begun to erode; it was dismantled and partially rebuilt at Plymouth Hoe where it is known as Smeaton's Tower. Deciding that he wanted to focus on the lucrative field of civil engineering, he commenced an extensive series of commissions, including: Smeaton is considered to be the first expert witness to appear in an English
Baishajia Lighthouse Baishajia Lighthouse The Baishajia Lighthouse or Paisha Chia Lighthouse () is a lighthouse in Guanyin District, Taoyuan City, Taiwan. The lighthouse was established in 1901 as the third lighthouse built in Taiwan under Japanese rule with an original height of 38 meters. However, the upper portion was destroyed during World War II. After the war, the tower was repaired to its current height. In March 2013, it was announced that the lighthouse would be opened for tourists starting September 2013. The lighthouse is a white round brick structure stands at 27.7 meters in height. The focal plane flashes every 10