 From it eastern terminus in Santo Domingo to its western terminus in Comendador, the highway travels through the most important cities of the southwest region of the republic known for their arid climate and widespread poverty more prevalent than in other regions of the country.30 de Mayo begin west of George Washington avenue along the Caribbean coast.For those traveling along the coast it serves as a major artery connecting with the "Jimenez Moya" (Winston Churchill), "Nuñez de Caceres", and "Luperon" avenue that give fast access to the Downtown area.