WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) – Al-Qarawiyyin Library: Oldest library in the world
18-11-2021
(WorldKings.org) The al-Qarawiyyin Library was created by a woman, challenging commonly held assumptions about the contribution of women in Muslim civilization.
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) – Hoba meteorite: World’s largest meteorite
11-11-2021
(WorldKings.org) In 1920 its mass was estimated at 66 tonnes. Erosion, scientific sampling and vandalism reduced its bulk over the years. The remaining mass is estimated at just over 60 tonnes.
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) – Cora Sun-Drop Diamond: Largest known yellow pear-shaped diamond in the world
05-11-2021
(WorldKings.org) The Cora Sun-Drop Diamond is the largest known yellow pear-shaped diamond, weighing 110.3 carats (22.06 g).
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) – Ngorongoro Crater: World’s largest intact volcanic caldera
28-10-2021
(WorldKings.org) Ngorongoro is thought to have formed about 2.5 million years ago from a large active volcano whose cone collapsed inward after a major eruption, leaving the present vast, unbroken caldera as its chief remnant.
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) – Nabta Playa: First known astronomical site on Earth
27-10-2021
(WorldKings.org) This 7,000-year-olds stone circle tracked the summer solstice and the arrival of the annual monsoon season. It's also the oldest known astronomical site on Earth.
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) – Assal: World's largest salt reserve
18-10-2021
(WorldKings.org) The crystallised salt zone extends to a depth of more than 60 m whose estimated resource is about 300 million tonnes. The lake measures 10 by 7 km and has an area of liquid brine 54 km2. The maximum depth is 40 m, whereas the mean depth is 7.4 m, which makes for a water volume of 400 million cubic metres.
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) - Gaet'ale: The saltiest water body on Earth
28-09-2021
(WorldKings.org) The water of Gaet'ale Pond has a salinity of 43%, making it the saltiest water body on Earth.
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) - Bir Tawil: The only unclaimed land on earth
08-09-2021
(WorldKings.org) Egypt asserts the political boundary, and Sudan asserts the administrative boundary, with the result that the Hala'ib Triangle is claimed by both and Bir Tawil by neither. In 2014, author Alastair Bonnett described Bir Tawil as the only place on Earth that was habitable but was not claimed by any recognised government.
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) - Oldoinyo Llengai: Highest active carbonatite volcano
30-08-2021
(WorldKings.org) Ol Doinyo Lengai is unique among active volcanoes in that it produces natrocarbonatite lava, a unique occurrence of volcanic carbonatite. A few older extinct carbonatite volcanoes are located nearby, including Homa Mountain.
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) - Okavango Delta: The largest inland delta in the world
25-08-2021
(WorldKings.org) The largest inland delta in the world, the Okavango Delta is the most unexpected wonder – water present in a desert. Dubbed “the river that never finds the sea”, this magical oasis spreads over more than 15 500 km² (almost 6 000 square miles) and yet is so fragile that, if it were denied water for even a decade, it would revert to a semi-desert.