Bogota is the capital (city) of Colombia. In 2009 more than 7 million people live in Bogota which is the largest city in Colombia. It is about 2,640 meters above sea level, on top a plateau (a mountain with a flat top). This makes it the third highest capital in the world. With many universities and libraries, Bogotá has become known as "The Athens of South America". The weather is usually nice during the day and cool at night. It has a series of bike paths (trails that are made for bikes) that wind through the city. It has many recreational and amusement parks open to the public. The current mayor is Enrique Penalosa.
Medellin is the capital city in the Metropolitan Area of Medellín of the Antioquia Department, Colombia. It was founded in 1616 by Francisco Herrera Campuzano. As of 2014, the municipality of Medellín had a population of about 2.45 million inhabitants. This makes it the second most populated city in Colombia after Bogotá, which is the capital city of Colombia.