Guimaras Marathon 2015 will be on July 26, 2015 in Guimaras Island in the Visayas. Save the date, train and taste the famous Guimaras mangoes, one of the sweetest mangoes in the world after running the 1st Guimaras Marathon 2015. Guimaras Marathon 2015 July 26, 2015 Guimaras Island EVENT...