Lake Geneva to swim at some beaches of the lake; indeed, visibility under water was near zero. By the 1980s, intense environmental pollution (eutrophication) had almost wiped out all the fish. Today, pollution levels have been dramatically cut back, and it is again considered safe to swim in the lake. Major leisure activities practiced include sailing, wind surfing, boating (including water skiing and wakeboarding), rowing, scuba diving and bathing. On a scientific footnote, in 1827, Lake Geneva was the site for the first measurement of the speed of sound in (fresh) water. French mathematician Jacques Charles François Sturm and Swiss Physicist Daniel
Geneva Seal Geneva Seal The Geneva Seal (English), Poinçon de Genève (French), or Genfer Siegel (German) is the official seal of the City and Canton of Geneva, Switzerland. When a variation of the official seal is applied to wristwatch movements, the Geneva Seal is the quality seal of the Watchmaking School of Geneva and it has an official purpose as defined by the law. The term is often mistakenly translated from the French as the "Geneva hallmark", as the word means "punch" and is the word used for hallmark. However, a hallmark is an official mark attesting to the fineness of a