"Oldoinyo Lengai" amatanthauza "Phiri la Mulungu" m'chinenero cha Maasai. Chidule cha izi strato-volcano ndi mtunda wa mamita 2962 pamwamba pa nyanja ndipo umatha kuona phiri la phiri lokhalo lokhalo lovomerezeka ndi boma la Tanzania, komanso phiri lokhalo la carbonatite padziko lonse lapansi; mbiri ya kuphulika kwakhala ikusungidwa kuyambira 1883, yaikulu kwambiri yomwe inayikidwa phulusa pamtunda wa makilomita 100 ku Loliondo kumalire a Kenya kumpoto chakumadzulo, Oldoinyo Lengai Trekking imodzi mwazochitika zabwino kwambiri.
Ili kumpoto kwa Tanzania kumwera chakumwera kwa Nyanja ya Natron ku Rift Valley, mkati mwa dziko la Maasai, ndipo komweko kumawonedwa ngati phiri lopatulika. Kuyang'ana kumpoto kuchokera pamwamba pa chigwa chake, mapiri otentha a mchere a m'nyanja ya Natron akufika patali. Kum'mwera tambasula Crater Highlands ndi Ngorongoro Game Reserve. Kum'mawa kuli mapiri a Kilimanjaro ndipo kumadzulo, mapiri ndi mapiri amapiri a kumadzulo kwa Rift Valley. Zaka zisanu ndi ziwiri zilizonse Lengai amaphulika ndipo utsi ukutuluka m’chigwacho.
Ndizotheka kuyenda kudutsa pansi pa crater. Kukwera kwa Oldoinyo Lengai kumafunika kwambiri chifukwa cha kutentha kwa masana, kusowa kwa madzi, mapiri otsetsereka ndi osayenera a phulusa ndi miyala yopunduka, komanso kulemera kwakukulu. Nthawi zambiri mukhoza kuyamba kukwera pamwamba pa nsonga m’bandakucha ndi kukafika pamwamba pa kutuluka kwa dzuwa. Jekete lalifupi komanso lofunda ndiloyenera kukwera, komanso mathalauza aatali ndi abwino chifukwa nsonga yam'bandakucha imatha kuzizira. Njira yolowera kuchokera ku North West imalola kuti kutsika koyambirira kupangidwe kuchokera pamwamba pamthunzi wam'mawa.
Lili pamtunda wa mamita 2,878 pamwamba pa Soda Ash Lake Natron, Phiri la MULUNGU ndilodziwika kwa anthu amtundu wa Maasai omwe amakhala m'derali, Mountain Ol'doinyo Lengai ili m'mapiri a Ngorongoro ndi African Rift Valley pafupifupi makilomita 120 kumpoto chakumadzulo kwa Arusha, Tanzania. .
Kuyambira makolo akale, a Holly Lengai akhala akugwiritsidwa ntchito ndi Amasai popemphera kwa MULUNGU wawo wotchedwa NGAI. Ol'doinyo Lengai ndi phiri lokhalo lophulika padziko lonse lapansi lomwe limatulutsa chiphalaphala cha nitrocarbonatite chomwe chimakhala chozizira kwambiri kuposa ziphalaphala zina pafupifupi (510 degrees C) poyerekeza ndi kutentha kwa basaltic lavas (1,100 degrees C) yokhala ndi silicon yocheperako.
Phirili nthawi zambiri limaphulika pang'ono ndipo limapanga zomangira zokhala ngati cone pamunsi pake.
Ndili pamwamba pa Phiri la Ol'doinyo Lengai, mukhoza kuona kuti Soda Lake Natron imakhala ndi malo abwino osungiramo zisa za mitundu yosiyanasiyana ya mbalame makamaka Flamingos, pelicans, ndi atsekwe mitundu yoposa 350 yalembedwa mpaka pano.
Mosiyana ndi mapiri ena awiri okwera kwambiri, Lengai amatenga pafupifupi maola asanu ndi limodzi mpaka asanu ndi awiri kuti afike pachigwacho. Komanso, Phiri ndi malo abwino oti anthu amasai aziperekeza ndi zida zoyendera alendo amatha kuona nyama zakuthengo monga nyani wa azitona, velvet, buluzi, afisi, mkango, nyalugwe, nkhandwe, mbawala ya Grant, impala, ndi mbidzi.
Pambuyo pa Oldoinyo Lengai Trekking pali Maasai BOMAS apafupi omwe amakupatsani mwayi wolumikizana ndi eni eniwo kuti muphunzire zikhalidwe, zonyansa, ndi miyambo yawo.
Makwerero amakonzedwa kwambiri pakati pausiku kuti akafike pamwamba pa kutuluka kwa dzuwa. Ngakhale kuti njirayo ndi yovuta chifukwa cha kutentha (40 ° C) ndipo oyenda m'mapiri amalangizidwa kuti asamale kwambiri, malingaliro ochokera ku phiri la Lengai ndi odabwitsa. Kumpoto kwa Nyanja ya Natron kumawonekera, kumadzulo kwa Great Rift Valley, ndipo mbali ya kum’maŵa kumapereka malingaliro opambana a Phiri la Kilimanjaro.