Tower of the Winds of 2014, the Athens Ephorate of Antiquities began cleaning and conserving the structure; restoration work was completed in August 2016. The 12-metre-tall structure has a diameter of about 8 metres and was topped in antiquity by a weathervane-like Triton that indicated the wind direction. Below the frieze depicting the eight wind deities—Boreas (N), Kaikias (NE), Eurus (E), Apeliotes (SE), Notus (S), Lips (SW), Zephyrus (W), and Skiron (NW)—there are eight sundials. In its interior, there was a water clock (or clepsydra), driven by water coming down from the Acropolis. Recent research has shown that the considerable height of the tower
Project Boreas Project Boreas Project Boreas was a study conducted between 2003 and 2006 by the British Interplanetary Society to design a station on the Planum Boreum at the Martian North Pole. The project was international, involving over 25 scientists and engineers, co-ordinated by Charles S. Cockell. Pole Station was designed to operate for three summers and two polar winters. Amongst a diversity of scientific objectives the station occupants were to retrieve a deep core from within the Martian polar ice cap and search for water and habitable conditions deep in the polar ice cap. Expeditions were planned to numerous locations across