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  2. Orders of magnitude (length) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(length)

    1.75 m – (5 feet 8 inches) – height of average U.S. male human as of 2002 (source: U.S. CDC as per female above) 2.4 m – wingspan of a mute swan 2.5 mheight of a sunflower

  3. Hyperia (roller coaster) - Wikipedia

    en.wikipedia.org/wiki/Hyperia_(roller_coaster)

    Hyperia is a steel roller coaster located at Thorpe Park in Chertsey, Surrey, England.Manufactured by Mack Rides, the hypercoaster opened as the tallest and fastest roller coaster in the UK on 24 May 2024, with a height of 236 feet (72 m) and a maximum speed that reportedly exceeds 80 mph (130 km/h).

  4. List of sources of the National Christmas Tree (United States)

    en.wikipedia.org/wiki/List_of_sources_of_the...

    75 feet (23 m) North side of the Ellipse [24] 1961 Cut Douglas fir Washington: 75 feet (23 m) North side of the Ellipse [25] [26] 1962 Cut Blue spruce Colorado: 72 feet (22 m) North side of the Ellipse [27] 1963 Cut Red spruce: West Virginia: 71 feet (22 m) North side of the Ellipse [28] 1964 Cut White spruce New York 72 feet (22 m)

  5. Webster Sycamore - Wikipedia

    en.wikipedia.org/wiki/Webster_Sycamore

    In 1955, the tree's circumference at breast height, when measured 4.5 feet (1.4 m) from the ground, was 24 feet 8 inches (7.52 m). [12] At a tree fork 45 feet (14 m) from the ground, its trunk measured 4.33 feet (1.32 m) in diameter. [12] The trunk stood to a height of 82 feet (25 m), where it had been decapitated by a previous windstorm. [12]

  6. List of tallest lighthouses in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_tallest...

    Height Lighthouse State Reference 210 feet (64 m) Cape Hatteras Light: North Carolina [1]191 feet (58 m) Cape Charles Light: Virginia [2]175 feet (53 m)

  7. Wind profile power law - Wikipedia

    en.wikipedia.org/wiki/Wind_profile_power_law

    The power law is often used in wind power assessments [4] [5] where wind speeds at the height of a turbine ( 50 metres) must be estimated from near surface wind observations (~10 metres), or where wind speed data at various heights must be adjusted to a standard height [6] prior to use.

  8. Glacial erratic boulders of the Puget Sound region - Wikipedia

    en.wikipedia.org/wiki/Glacial_erratic_boulders...

    38 feet (12 m) Island Wedgwood Rock is a glacial erratic (and known to geologists as the "Wedgwood Erratic") near the neighborhood of Wedgwood in Seattle, Washington. It is 80 feet (24 m) in circumference and 19 feet (5.8 m) or 26 feet (8 m) [34] in height. Since 1970 it has been an offense punishable by a $100 fine to climb the rock. [35

  9. 1958 Lituya Bay earthquake and megatsunami - Wikipedia

    en.wikipedia.org/wiki/1958_Lituya_Bay_earthquake...

    The Lituya Bay megatsunami caused damage at higher elevations than any other tsunami, being powerful enough to push water up the tree covered slopes of the fjord with enough force to clear trees to a reported height of 524 m (1,719 ft). [9] A 1:675 recreation of the tsunami found the wave crest was 150 m (490 ft) tall. [14]