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The Nazca lines (/ ˈ n ɑː z k ə /, /-k ɑː / [1]) are a group of over 700 geoglyphs made in the soil of the Nazca Desert in southern Peru. [2] [3] They were created between 500 BC and 500 AD by people making depressions or shallow incisions in the desert floor, removing pebbles and leaving different-colored dirt exposed. [4]
The Fra Mauro map was made between 1457 and 1459 by the Venetian monk Fra Mauro. It is a circular planisphere drawn on parchment and set in a wooden frame, about 2 metres (6 ft 7 in) in diameter. The original world map was made by Fra Mauro and his assistant Andrea Bianco, a sailor-cartographer, under a commission by king Afonso V of Portugal.
The ancient near eastern earth was a single-continent disk resting on a body of water [6] [7] sometimes compared to a raft. [58] An aerial view of the cosmography of the earth is pictorially elucidated by the Babylonian Map of the World. Here, the city Babylon is near the Earth's center and it is on the Euphrates river. Other kingdoms and ...
How the Earth Was Made is a documentary television series produced by Pioneer Productions for the History Channel. It began as a two-hour special exploring the geological history of Earth , airing on December 16, 2007.
The first eon in Earth's history, the Hadean, begins with Earth's formation and is followed by the Archean eon at 3.8 Ga. [2]: 145 The oldest rocks found on Earth date to about 4.0 Ga, and the oldest detrital zircon crystals in rocks to about 4.4 Ga, [34] [35] [36] soon after the formation of Earth's crust and Earth itself.
What a better way to celebrate Earth Day than watching the planet from a new out-of-this-world perspective!
Earth's surface is the boundary between the atmosphere, and the solid Earth and oceans. Defined in this way, it has an area of about 510 million km 2 (197 million sq mi). [12] Earth can be divided into two hemispheres: by latitude into the polar Northern and Southern hemispheres; or by longitude into the continental Eastern and Western hemispheres.
The Blue Marble, a photograph of the planet Earth made on 7 December 1972 by the crew of the Apollo 17 spacecraft. The world is the totality of entities, the whole of reality, or everything that exists. The nature of the world has been conceptualized differently in different fields. Some conceptions see the world as unique, while others talk of ...