Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A shekara ta 1802, 'yan Britaniya suka soma binciken da ake kira Great Trigonometric Survey of India don su san wurare da tsaunuka da kuma sunayen tsaunuka mafi tsawo a duniya. Da suka fara a kudancin Indiya, ƙungiyoyin binciken sun koma arewa ta amfani da manyan theodolites, kowannensu yana da nauyin kilo 500 kuma yana bukatar mutane 12 su ɗauka, don auna tsayi daidai yadda zai yiwu. Sun isa tsaunukan Himalayan a cikin shekarun 1830, amma Nepal ba ta yarda da Birtaniyya ta shiga kasar ba saboda zargin da ake yi na cin zarafin siyasa da kuma yiwuwar haɗuwa. Yawancin buƙatun masu binciken don shiga Nepal an ƙi su. An tilasta wa Burtaniya su ci gaba da lura da su daga Terai, wani yanki a kudancin Nepal wanda yake daidai da Himalayas. Yanayi a Terai yana da wuya saboda ruwan sama da zazzabin cizon sauro. Jami'an binciken uku sun mutu ne daga zazzabin cizon sauro yayin da wasu biyu suka yi ritaya saboda rashin lafiya. Duk da haka, a cikin 1847, Birtaniyya ta ci gaba da binciken kuma ta fara cikakken lura da kololuwar Himalayan daga tashoshin lura har zuwa 240 km (150 mi). Yanayi ya ƙuntata aiki zuwa watanni uku na ƙarshe na shekara. A watan Nuwamba na 1847, Andrew Waugh, Babban Jami'in Birtaniya na Indiya ya yi la'akari da yawa daga tashar Sawajpore a gabashin ƙarshen Himalayas. A lokacin ana daukar Kangchenjunga a matsayin mafi tsayi a duniya, kuma tare da sha'awa, ya lura da wani dutse bayan shi, kusan kilomita 230 (140 mi). John Armstrong, ɗaya daga cikin ma'aikatan Waugh, shi ma ya ga ƙwanƙolin daga wani wuri da ke yamma kuma ya kira shi ƙwanƙolin "b". Waugh daga baya zai rubuta cewa lurawar ta nuna cewa kololuwar "b" ta fi Kangchenjunga, amma idan aka ba da nisa daga lurawar, ana buƙatar lura da hankali don tabbatarwa. A shekara mai zuwa, Waugh ya aika da wani jami'in binciken da ya koma Terai don yin nazarin mafi girma na "b", amma girgije ya hana yunkurinsa. A 1849, Waugh ya aika da James Nicolson zuwa yankin, wanda ya yi kallo biyu daga Jirol, 190 km (120 mi). Nicolson sai ya ɗauki babban theodolite kuma ya nufi gabas,...  Tambaya: Yaya tsawon lokacin da aka hana yanayi?
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