Mohammed Nufal, 24, rides his bicycle as he crosses Qasr El-Nile bridge, in Cairo, Egypt, Saturday, April 7, 2018 AP

Mohammed Nufal, 24, rides his bicycle as he begins his long-haul journey to Russia in Cairo, Egypt, Saturday, April 7, 2018 AP

Mohammed Nufal, 24, is greeted by his supporters as he begins his long-haul journey to Russia in Cairo, Egypt, Saturday, April 7, 2018 AP

Mohammed Nufal, 24, rides his bicycle past the famed lion statues on Qasr El-Nile bridge in Cairo, Egypt, Saturday, April 7, 2018 AP

Mohammed Nufal, 24, hugs his mother as he begins his long-haul journey to Russia, from Tahrir Square in Cairo, Egypt, Saturday, April 7, 2018 AP

Mohammed Nufal, 24, right, is followed by his supporters as he rides his bicycle on Qasr El-Nile bridge, in Cairo, Egypt, Saturday, April 7, 2018 AP

Mohammed Nufal, 24, is surrounded by cameramen as he begins his long-haul journey to Russia, from Tahrir Square in Cairo, Egypt, Saturday, April 7, 2018 AP