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A natural monument is a natural or cultural feature of outstanding or unique value because of its inherent rarity, representative of aesthetic qualities, or cultural significance. [1] They can be natural geological and geographical features such as waterfalls, cliffs, craters, fossil, sand dunes, rock forms, valleys and coral reefs.
Monolith with bull, fox, and crane in low relief at Göbekli Tepe. The density of most stone is between 2 and 3 tons per cubic meter. Basalt weighs about 2.8 to 3.0 tons per cubic meter; granite averages about 2.75 metric tons per cubic meter; limestone, 2.7 metric tons per cubic meter; sandstone or marble, 2.5 tons per cubic meter.
The Giant's Causeway (Irish: Clochán an Aifir) [1] is an area of approximately 40,000 interlocking basalt columns, the result of an ancient volcanic fissure eruption. [3] [4] It is located in County Antrim on the north coast of Northern Ireland, about three miles (4.8 km) northeast of the town of Bushmills.
This particular monument has a claim to being the largest free-standing stone monument in the New World and weighs about 59 tonnes (65 short tons). [57] Stela 1 at Ixkun is one of the tallest monuments in the Petén Basin , measuring 4.13 metres (13.5 ft) high, not including the buried portion, and is roughly 2 metres (6.6 ft) wide and 0.39 ...
The lack of any exposed or associated volcanic rocks in the Chocolate Hills refutes the popular theories involving volcanic eruptions. The theories involving either a sudden, massive geologic shift, coral reefs being erupted from the sea, or tidal movements lack any corroborating evidence and support among geologists.
Misty Fjords National Monument (or Misty Fiords National Monument) is a national monument and wilderness area administered by the U.S. Forest Service as part of the Tongass National Forest. Misty Fiords is about 40 miles (64 km) east of Ketchikan, Alaska , along the Inside Passage coast in extreme southeastern Alaska , comprising 2,294,343 ...
Protected areas listed as IUCN Category III (Natural Monument) by the World Conservation Union / International Union for Conservation of Nature and Natural Resources (IUCN). Articles tagged as "III" in the Protected Area Infobox are automatically added to this Wikipedia category.
The Bulgarian Committee of the Natural Environment declared the rocks as a natural monument in 1949, and the rocks were listed in the Bulgarian National Register of Natural Landmarks in 1987. [4] In 1984, the Belogradchik Rocks and the Magura Cave were both placed on the Tentative List of places to be named to the UNESCO World Heritage Site ...