Bosnian Muslims offer a prayer during late night prayer for upcoming holy month of Ramadan, inside memorial room for Srebrenica massacre victims, at the memorial center Potocari, near Srebrenica, northeast of the Bosnian capital of Sarajevo on Wednesday, June, 17, 2015. (AP)
People walk around the iconic Spice Bazaar, in the historic Sultanahmet district of Istanbul, Turkey, Wednesday, June 17, 2015. (AP)
Palestinians and sweet vendor walk near to a large traditional Ramadan lantern decorated a shop at the main road as a celebration for the announcing of the holy month of Ramadan, in Jebaliya refugee camp, in the northern Gaza Strip, Wednesday, June 17, 2015. (Reuters)
A vendor waits for customers at his shop at Souq Waqif market ahead of the holy month of Ramadan in Doha June 17, 2015. (Reuters)
Muslims gather in the iconic Sultan Ahmed Mosque, better known as the Blue Mosque, in the historic Sultanahmet district of Istanbul, Turkey, late Wednesday, June 17, 2015, for the first 'taraweeh', nightly prayer of the month of Ramadan. (AP)
A Palestinian boy celebrates with fireworks during the Muslim holy month of Ramadan, in Rafah, in the southern Gaza Strip, as the faithful prepare for the start of the Muslim holy month, on June 17, 2015. (AFP)
Indonesian Muslims offer an evening prayer called "tarawih" marking the first eve of the holy fasting month of Ramadan at Istiqlal Mosque in Jakarta, Indonesia, Wednesday, June 17, 2015.(AP)