
Events 150s – Ptolemy’s Almagest
Ptolemy’s Almagest Roman Empire The Roman town Forum Hadriani (Voorburg) receives the title of Municipium Aelium Cananefatium, “the town of the Cananefates” (modern Netherlands). The town is awarded with rights to organize markets. The Germans of the east move south, into the Carpathians and Black Sea area. The Albani appear in the Roman province of Macedonia, specifically in Epirus. Americas The Middle Culture period of Mayan civilization ends (approximate date). The Great Pyramid of the Sun is constructed in Teotihuacan. It is the tallest pre-Columbian building in the Americas. Art and science The earliest atlas (Ptolemy‘s Geography) is made (approximate date). This is also the approximate date of completion of Ptolemy‘s monumental work Almagest. The geocentric cosmology contained in it holds sway for 1,400 years. […]