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The Black Rock Gorge, on the Allt Graad, viewed from above. Black Rock Gorge is a deep and narrow cleft in Old Red Sandstone conglomerate through which the Allt Graad (also known as the 'River Glass') flows at Evanton in Easter Ross, Scotland.
The waters around Blackrock Island are noted for large ocean swells and waves, [5] as evidenced by the difficulties faced in relieving the lighthouse keepers and with Rescue 116 helicopter wreckage recovery in 2017. [6] Water depths descend to 40 m within a kilometre of the island, with depths of 60 m and lower more typical towards Achill ...
This list of deepest mines includes operational and non-operational mines that are at least 2,212 m (7,257 ft), which is the depth of Veryovkina Cave, the deepest known natural cave in the world. The depth measurements in this list represent the difference in elevation from the entrance of the mine to the deepest excavated point.
The Black Rock Desert is a semi-arid region (in the Great Basin shrub steppe ecoregion) of lava beds and playa, or alkali flats, situated in the Black Rock Desert–High Rock Canyon Emigrant Trails National Conservation Area, a silt playa 100 miles (160 km) north of Reno, Nevada, that encompasses more than 300,000 acres (120,000 ha) of land and contains more than 120 miles (200 km) of historic ...
Part of the Carta marina of 1539 by Olaus Magnus, depicting the location of magnetic north vaguely conceived as "Insula Magnetu[m]" (Latin for "Island of Magnets") off modern-day Murmansk. Detail from Gerardus Mercator 's map of the Arctic ( c. 1620 edition), showing the Rupes Nigra at the North Pole ('POLVS ARCTICVS'), surrounded by four large ...
This list of deepest caves includes the deepest known natural caves according to maximum surveyed depth as of 2024. The depth value is measured from the highest to the lowest accessible cave point. The depth value is measured from the highest to the lowest accessible cave point.
The world’s biggest money manager is trying to avoid some political headaches as the GOP prepares to take over all of Washington. BlackRock Inc. late last week pulled out of a UN-supported ...
Black Rock Desert, at southwest Pavant Valley-(Tabernacle Hill); Pavant Butte, about 15 mi due north. The Black Rock Desert volcanic field in Millard County, Utah, is a cluster of several volcanic features of the Great Basin including Pahvant Butte, The Cinders, and Tabernacle Hill. [1]