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New Zealand. Political/Physical map. Includes locator.
Where Is “Old Zealand”?
Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)
Cruel and Unusual Punishments: 15 Types of Torture
Illustration for Demystified "How Dangerous is Quicksand"
How Deadly Is Quicksand?
Rural Irish landscape, Sligo, Ireland.
Why Is Ireland Two Countries?
Easter Procession of Maria Santisima del Sacromonte in Granada, Spain. This statue is known as Virgen de los Gitanos or The Virgin of the Gypsies.
What is Holy Week?
African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.
Timeline of the American Civil Rights Movement
King Cobra snake in Malaysia. (reptile)
9 of the World’s Deadliest Snakes

laser beam

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use in lidar

  • A lidar map of the World Trade Center site (below centre left) and vicinity after the September 11 attacks, New York City, 2001. Lidar data helped to identify the height of the rubble so that appropriate cranes could be used to remove it. The lidar data collected from flyovers provided building and utility engineers with the information they needed to locate the World Trade Center's original foundation support structures.
    In lidar

    …an object by transmitting a laser beam, usually from an airplane, at the object and measuring the time the light takes to return to the transmitter. The word lidar is derived from light detection and ranging.

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