Pilgrims push a carriage as they cross Quema river on their way to the shrine of El Rocio in Aznalcazar, southern Spain May 21, 2015. Every spring hundreds of thousands of devotees converge at a shrine to pay homage to the Virgin del Rocio during an annual pilgrimage which combines religious fervour and festive colour. REUTERS/Marcelo del Pozo TPX IMAGES OF THE DAY