A man pushes a bicycle past sand bags protecting the banks of the Sava river in the Serbian city of Sremska Mitrovica, 70 kilometers west of Belgrade, on May 18, 2014. At least 34 people have died and tens of thousands evacuated in Serbia and Bosnia as the emergency services fight Sunday with overflowing of rivers and growing landslides following worst floods in a century. Serbian authorities revealed new toll, saying a total of seven people have died and one person went missing in the floods caused by the heaviest rainfall in 120 years.  AFP PHOTO / ANDREJ ISAKOVIC        (Photo credit should read ANDREJ ISAKOVIC/AFP/Getty Images)