The Brief:Colombia officially the Republic of Colombia (Spanish: Repblica de Colombia), is a country located in the northwestern region of South America. Colombia is bordered to the east by Venezuela and Brazil; to the south by Ecuador and Peru; to the North by the Atlantic Ocean, through the Caribbean Sea; and to the west by Panama and the Pacific Ocean. Colombia is the only country in South America that borders both the Atlantic Ocean and the Pacific Ocean.. Besides the countries in South America, the Republic of Colombia is recognized to share maritime borders with the Caribbean countries of Jamaica, Haiti and the Central American countries of Honduras, Nicaragua, Costa Rica and the Dominican Repu..