Fortification: Did you mean...?

Saint Peter the Apostle was a well-known figure in early Christianity. Although there is no information on the life of Peter outside the Bible, in the Christian tradition, he is often depicted as the first on many occasions: the first...

In Greek mythology, Hyperborea was the land located to the far north of the known world and it was so remote it was considered even beyond the North Wind. There a legendary race known as the Hyperboreans lived and worshipped the sun...

Antonie van Leeuwenhoek (1632-1723) was the most important microscopist of the Scientific Revolution. The Dutchman made over 500 microscopes, many with a magnification far superior to contemporary models. His discoveries...

Metacomet (also known as King Philip and Metacom, l. 1638-1676) was chief of the Wampanoag Confederacy between 1662-1676, best known as the leader of Native American forces during the conflict known as King Philip’s War (1675-1678...

Tycho Brahe (1546-1601) was a Danish nobleman who made the most significant contribution to our knowledge of astronomy before the telescope arrived. He discovered a supernova, observed the elliptical interplanetary orbit of a comet...

Saint Thomas Aquinas (l. 1225-1274, also known as the "Ox of Sicily" and the "Angelic Doctor") was a Dominican friar, mystic, theologian, and philosopher, all at once. Although he lived a relatively short life, dying at age 49...

Voltaire (1694-1778) was a French author, historian, and philosopher whose thoughts on religious toleration and moderation of authoritarian power were influential during the Enlightenment. His most famous work today is the satirical...

Philolaus (l. c. 470 to c. 385 BCE) was a Pythagorean philosopher who claimed that fire was the first cause of existence and heat the underlying source of human life. He is best known for his pyrocentric model of the universe, which...

Serpent Mound (also known as Great Serpent Mound) is an archaeological and historic site in Peebles, Ohio, USA, enclosing an effigy mound 1348 feet (411 m) long in the shape of a serpent, the largest effigy mound of a serpent in...

Prince Henry the Navigator (aka Infante Dom Henrique, 1394-1460) was a Portuguese prince who famously helped capture the North African city of Ceuta, sponsored voyages of exploration with the aim of building colonies in...