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  2. Highbanks Metro Park - Wikipedia

    en.wikipedia.org/wiki/Highbanks_Metro_Park

    The park also features two large sycamore trees; the trees are 23–24 feet in circumference, and reportedly 500 years old. Many other trees are of mature ages, about 150 years, including oaks, maples, hickories, and beech trees. [2] Highbanks has unique geological features, including concretions in some riverbeds, sometimes with fossils inside ...

  3. Oldest dated rocks - Wikipedia

    en.wikipedia.org/wiki/Oldest_dated_rocks

    The oldest dated rocks formed on Earth, as an aggregate of minerals that have not been subsequently broken down by erosion or melted, are more than 4 billion years old, formed during the Hadean Eon of Earth's geological history, and mark the start of the Archean Eon, which is defined to start with the formation of the oldest intact rocks on Earth.

  4. Columbus Register of Historic Properties - Wikipedia

    en.wikipedia.org/wiki/Columbus_Register_of...

    The Columbus Register of Historic Properties is the City of Columbus's official list of significant buildings, sites, and districts. Its entries must be at least 40 years old, and meet at least one of the following instances: [3] Have a design or style with historical, architectural, or cultural significance to the city, state, or country

  5. Archaeologists Found a 500-Year-Old Compass—Turns Out It May ...

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    Researchers discovered a 500-year-old compass in a hidden chamber in Frombork, Poland, possibly used by Copernicus, shedding light on his astronomical work.

  6. A Startling Discovery Found Mandibles in 500-Million-Year-Old ...

    www.aol.com/startling-discovery-found-mandibles...

    A Startling Discovery Found Mandibles in 500-Million-Year-Old Fossils. It Doesn't Make Sense. ... scientists noticed jagged edges near the ancient arthropod’s mouth—a distinctive feature of ...

  7. Biggs jasper - Wikipedia

    en.wikipedia.org/wiki/Biggs_jasper

    Biggs jasper was first found around 1960 at the bottom of a creek near Biggs Junction, Oregon, after possibly being carried some distance by water from the outcrop where it originated. More of the stone was found in the 1960s, particularly during road works in 1966 when U.S. Route 97 was relocated through a canyon south of Biggs Junction.

  8. Massive 500-year-old serpent sculpture is revealed when ...

    www.aol.com/massive-500-old-serpent-sculpture...

    The sculpture, which weighs 1.2 tons, was found below a local university, officials said. Massive 500-year-old serpent sculpture is revealed when earthquake shakes Mexico City Skip to main content

  9. Ammolite - Wikipedia

    en.wikipedia.org/wiki/Ammolite

    Ammolite is an opal-like organic gemstone found primarily along the eastern slopes of the Rocky Mountains of North America.It is commonly unearthed by natural erosion or through the process of various mining practices, within the perimeter of an ancient sea bed called the Western Interior Seaway. [2]