Significance of worldwide selected mountains Tuesday April 26th, 2022 / Raimund Schnürer / No Comments
Light emissions and light pollution, worldwide Friday April 8th, 2022 / Raimund Schnürer / No Comments
Earthquakes worldwide: heavy earthquakes (magnitude 5.0+) Friday April 8th, 2022 / Raimund Schnürer / No Comments
Regions and place names with a link to Switzerland Friday April 8th, 2022 / Raimund Schnürer / No Comments
Emerald sites: valuable habitats with a unique fauna and flora Friday April 8th, 2022 / Raimund Schnürer / No Comments
International sporting events in Switzerland Tuesday July 26th, 2022 / Raimund Schnürer / No Comments
Annual energy production of nuclear power plants Tuesday July 26th, 2022 / Raimund Schnürer / No Comments