Tag Archives: England

Stonehenge: One of the Biggest Henges in the World!*

Stonehenge was built in Salisbury Plain between 3100 – 1100 BCE. Commonly known as a site of ritualistic activity, it wasn’t until the mid 20th century that archaeologists realized that Stonehenge also served as an astronomical observatory. According to Sacred Sites, “In the 1950s and 1960s, the Oxford University engineer Professor Alexander Thom and the [...]

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(16)75

In 1675, Charles II of England founded the Royal Observatory Greenwich in order to improve global naval navigation (10+7).  Many disasters had occurred at sea because sailors did not know the precise longitude (East/West direction) of where they were when out of sight of land.  “In 1714, Parliament established a panel of experts, the Board [...]

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91 (meters)

There is a 91 meter (almost 10+2) ditch around the circle of massive stones at Stonehenge in England which can be seen in this photograph at National Geographic.  The construction of Stonehenge which began 5,000 years (10+3) ago occurred over 3 phases taking over 1,500 years to complete.   Stonehenge stones were brought to the site [...]

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  • Countdown to Powers of Ten Day

    • 10/10/10 1530 days ago