Ayyukan al'ajabi da hannayen mutane suka halitta.
Bridges - daya daga cikin tsofaffin kayan injiniya na 'yan Adam. Akwai hanyoyi daban-daban, suna tafiya ne da kuma mota, Railway da kuma gauraye, daya-da-matakin, arched da razvodnye, haɗin bankunan ruwa da kuma jefa su cikin gorges dutsen. Amma akwai wasu, tafiya ko tafiya a kan abin da ba kowa zai shiga kasada ba!
1. Royal Royal Bridge, Amurka
An gina shi a shekarar 1929, an hade da gada a cikin Gorge na Gorge har zuwa shekara ta 2001 zuwa matsayi mafi girma a duniya: 291 m sama da Kogin Arkansas. Tare da ci gaban tattalin arziki na kasar Sin, an fara gina hanyoyi da yawa fiye da daya a lokaci guda, saboda haka an sake fadar Gorge a baya, ko da yake a Amurka har yanzu yana jagoranci.
2. Mackinac Bridge, Amurka
Ƙararen kilomita takwas a fadin Mackinac Strait a Michigan yana daya daga cikin manyan gadoji mafi tsawo tsawon 20 a duniya.
3. Gidun innabi na ginin Nan, Japan
A cikin ɗakunan wurare masu nisa da kuma hotuna a Japan - a kwarin Yes - akwai gado na musamman wanda aka gina daga itacen inabi. An bayyana su a matsayin muhimmin dukiyar al'adun Japan, saboda kasance cikin daya daga cikin waƙoƙi na gargajiya na Japan da yawa.
4. Bamboo Bridge, Cambodia
Wannan gada ita ce kawai ta haɗu da birnin Kampong Chong da tsibirin makwabta. Gidan gada ba ya isa ba, saboda haka a lokacin damina, tsibirin sun dogara ne kawai a kan jiragensu.
5. Yoshima Ohashi Bridge, Japan
Ɗaya daga cikin manyan gado na alamomi sunyi kama da hatsari a wasu kusurwoyi, kodayake matakin sauƙi bai wuce 6% ba.
6. Sunshine Skyway Bridge, Amurka
Babban lokaci na wannan gada mai mahimmanci shi ne gada na USB, kuma tsarin shine babban gada na jihar Florida.
7. Glass gada Siniyujai, kasar Sin
Wannan tsari na musamman ba don abin da ake kira "gada na ƙarfin zuciya": waɗanda suka yi ƙoƙari su motsa shi, za su shawo kan 300 m na shimfidar gilashin da ake rataye a tsawo na 180 m.
8. Wurin gado na Titan Titlis Cliff, Switzerland
Ginin a cikin Alps a kusan kimanin 3000 m sama da tekun, Titlis Cliff shine mafi girman haɗuwa mai tsawo a Turai.
9. Gandhi Bridge, Amurka
An gina gine-gine na kudu a fadin Tampa Strait a Florida a shekarar 1924, kuma a shekarar 1956 ya sami tagwaye da suka haɗu da juna. Amma saboda matsalolin da aka tsara a kan gada na biyu, an fara motsa motsi sannan an hallaka shi a Yuli na wannan shekarar.
10. Tafiya Millau, Faransa
Wannan babban tsari, wanda ke wucewa cikin kwarin kogin Tarn a kudancin kasar Faransa, ya ragu da ƙwayar zirga-zirga a lokacin rani a wani yanki mai masaukin baki. A lokacin da aka bude a shekara ta 2004, Millau Bridge ya kasance mafi girma irin wannan tsarin a duniya - 341 m, wanda ya fi yadda kewayen Eiffel.
11. Gidajen Quando (ko Calar), Rasha
Wannan gine-gine a cikin kogin Vitimen a Transbaikalia yana da wuya a kira gada, duk da haka shi ne kawai aikin jirgin ruwa a kogin Siberian. Gudanar da gada shine gwaji na ainihi har ma da direbobi masu kwarewa kuma masu sha'awar wasan motsa jiki zasu ji dadin su.
12. Storosezadet Bridge, Norway
Wannan zanen gada mai ban sha'awa ya shiga cikin teku a 23 m kuma, dangane da kusurwar, yana iya kama hanya zuwa babu inda. A lokacin hadari, raƙuman ruwa sama sama, motsa motocin motsi a fadin gada.
13. Bridge-dam a kan Lake Ponchartrain, Amurka
Hanyoyi biyu na daidaito na tsarin suna da tsawon kilomita 38, yana sanya shi daya daga cikin manyan gadoji a duniya.
14. Tsarin kan Chesapeake Bay, Amurka
Wata hanya mai zurfi, ta ƙunshi hanyoyi guda biyu daidai - wanda aka yi amfani da shi zuwa zirga-zirga zuwa yamma, ɗayan - zuwa gabas.
15. Bridge Bridge a kan Siduhe River, China
A yau ita ce babbar gada a duniya, nesa zuwa kogin da ke ƙasa yana da 496 m amma duk da haka, wannan gada za ta ba da wata hanya zuwa wani, lokacin da kuma sake gina Dandalin Douget Bridge a kasar Sin, wanda za a kammala tsawonta a saman kogin.