Colombia is about the same size as South Africa or California and Texas combined. Colombia is located where South America and Central America meetup. Colombia is often called the “gateway to South America” because you go right through it to get to South America. A part of the Andes mountains called the Cordilleras and they run through Colombia. Colombia has flat and low lands on the coast, in the northeast there are many plains called llanos. The central part of Colombia has mountains, valleys, and active volcanoes. In the southeast there are tropical jungles from the Amazon Jungle filling up most of the area. Colombia also has some islands such as San Andres.