Saudi man holding a janbiya dagger blade, Najran Province, Najran, Saudi Arabia

Saudi man holding a janbiya dagger, Najran Province, Najran, Saudi Arabia

Jile traditional afar long knife, Assaita, Afar regional state, Ethiopia

Portrait of a saudi man with a Jambyia, Fifa Mountains, Al-Sarawat, Saudi Arabia

Saudi man holding a janbiya dagger, Najran Province, Najran, Saudi Arabia

Jambyia in a souk, Najran Province, Najran, Saudi Arabia

Jambyias in a souk, Najran Province, Najran, Saudi Arabia

Traditional well, Najran Province, Najran, Saudi Arabia

Uyghur Men Sharpening A Knife, Opal Village Market, Xinjiang Uyghur Autonomous Region, China

Portrait of a young saudi man, Jizan province, Addayer, Saudi Arabia

Karrayyu knife, Metahara, Ethiopia

Portrait of an afar tribe man with his guile knife, Afar region, Chifra, Ethiopia

Afar tribe men making traditional knife called guile, Oromo, Sambate, Ethiopia

Tribe man holding his headrest with mobile phone and knife, Key afer, Omo valley, Ethiopia

Harari man dancing with a huge knife during a sufi celebration, Harari Region, Harar, Ethiopia

Mukabal Boys With Omotungo Knives At Sunset, Virie Area, Angola

Saudi man with an iphone and a janbiya in his belt, Jizan Province, Jebel Qahar, Saudi Arabia

Kid Holding A Long Knife, New Ireland Island, Laraibina Village, Papua New Guinea

Traditional knife, Bagan, Myanmar

Harari man dancing with a huge knife during a sufi celebration, Harari Region, Harar, Ethiopia

Afar man with big knife during a wedding, Danakil coast, Eritrea

Chinese Kid With A Huge Knife At A Butcher Workshop, Lijiang, Yunnan Province, China

Benin, West Africa, Dankoly, a priest opens a coca cola bottle with a blooded knife during a voodoo ceremony

Mucubal Boy With An Omotungo Knife, Virie Area, Angola

Butcher joking with a knife in the market, Badakhshan province, Ishkashim, Afghanistan

Butcher preparing the knives before the slaughter of a cow for a wedding, Qeshm island, Tabl , Iran