I didn't know until I saw this picture that large groups of people still fight with bows and arrows.

Yasuyoshi Chiba/AFP - Getty Images
Maasai warriors pepper a battle field as they clash with bows and arrows with members of the Kalenjin tribe in the Kapune hill overlooking the Olmelil valley located in the Transmara District in Western Kenya on March 01, 2008. The Maasai, the Kalenjin and the Kisii tribes clashed over ongoing land disputes that erupted after botched local elections.