About 400,000 Syrians have registered as refugees across Lebanon, according to the United Nations, but many more are undocumented.
Syrian Refugees in Lebanon

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A refugee receives blankets and aid from the International Committee of the Red Cross (ICRC) at Baddawi camp in northern Lebanon, Oct. 4, 2012.

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Syrian refugee children inside their tent at a small camp in Ketermaya village, Lebanon, March 14, 2013.

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A Syrian refugee sits with her daughters where they are staying temporarily with their relatives in Wadi Khaled town, Lebanon, July 24, 2012.