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    Pangaea, Supercontinent  
Pangaea or Pangea was a supercontinent that existed during the late Paleozoic and early Mesozoic eras. It formed approximately 300 million years ago and then began to break apart after about 100 million years. Unlike the present Earth, much...
 
    Eruption of Thera, Santorini  
Thera, or the modern island of Santorini, located sixty-nine miles north of the island of Crete in the Aegean Sea, was devastated by a volcanic eruption sometime in the 15th century BC. The eruption was one the the most powerful in the past...
 
    Pytheas, Circumnavigated Britain  
Pytheas was a Greek merchant, geographer and explorer from the Greek colony Massilia (today Marseille). He made a voyage of exploration to northwestern Europe around 325 BC. He probably travelled around a considerable part of Great Britain,...
 
    Eratosthenes, Measuring the Earth  
Eratosthenes of Cyrene was a Greek mathematician, geographer, poet, astronomer, and music theorist. He was a man of learning, becoming the chief librarian at the Library of Alexandria. He invented the discipline of geography, including the...
 
    Hipparchus, Astronomer  
Hipparchus was the most important Greek astronomers of his time. He very accurately cataloged over 1,000 stars and invented the mathematical science of trigonometry. Ptolemy was a great admirer of Hipparchus's research and recorded some of...
 
    Posidonius, Greek Philosopher  
Posidonius of Apameia or of Rhodes was a Greek Stoic philosopher, politician, astronomer, geographer, historian and teacher native to Apamea, Syria. He was acclaimed as the greatest polymath of his age. None of his vast body of work can be...
 
    Strabo, Greek Historian  
Strabo was a Greek historian, geographer and philosopher. Strabo is mostly famous for his 17-volume work Geographica, which presented a descriptive history of people and places from different regions of the world known to his era. Although...
 
 
78 - 139
  Zhang Heng, Chinese Scientist  
Zhang Heng was a Chinese astronomer, mathematician, inventor, geographer, cartographer, artist, poet, statesman, and literary scholar from Nanyang, Henan. He lived during the Eastern Han Dynasty (AD 25220) of China. He was educated in the...
 
 
90 - 168
  Ptolemy, Astronomer / Mathematician  
Claudius Ptolemy was a Greco-Egyptian writer of Alexandria, known as a mathematician, astronomer, geographer, astrologer, and poet of a single epigram in the Greek Anthology. He lived in the city of Alexandria in the Roman province of Egypt...
 
 
120 - 180
  Pausanias, Description of Greece  
Pausanias was a Greek traveler and geographer of the 2nd century AD, who lived in the times of Hadrian, Antoninus Pius and Marcus Aurelius. He is famous for his Description of Greece, a lengthy work that describes ancient Greece from firsth...
 
    The Mappa Mundi  
The Mappa Mundi is unique in Britain's heritage - an outstanding treasure of the medieval age which reveals how 13th century scholars interpreted the world in spiritual and geographical terms. The map is undated but bears the name of "Richa...
 
    Piri Reis, Ottoman Admiral, Cartographer  
Ahmed Muhiddin Piri, better known as Piri Reis, was an Ottoman admiral, geographer, and cartographer. He is primarily known today for his maps and charts collected in his Kitab-ı Bahriye (Book of Navigation), a book that contains de...
 
    Pigafetta, Circled the Globe - 1521  
Antonio Pigafetta was an Italian navigator born in Vicenza. He paid a large sum of money to accompany and assist the Portuguese captain Ferdinand Magellan and his Spanish crew on their trip around the world. He kept an accurate journal of t...
 
    Abraham Ortelius, 1st Modern Atlas  
Abraham Ortelius (Abraham Ortels) was a cartographer and geographer, generally recognised as the creator of the first modern atlas. He was born in Antwerp in what is now Belgium. A member of the influential Ortelius family of Augsburg, he t...
 
    John Dee, Scientist  
John Dee was a noted British mathematician, astronomer, astrologer, geographer, and consultant to Queen Elizabeth I. He also devoted much of his life to alchemy, divination, and Hermetic philosophy. Dee straddled the worlds of science and...
 
       
 
         
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