WHAT ARE RADIOISOTOPES ? Many of the chemical elements have a number of isotopes. The isotopes of an element have the same number of protons in their atoms (atomic number) but different masses due to different numbers of neutrons. In an atom in the neutral state, the number of external electrons also equals the atomic number.
Ciudad Perdida Archaelological Park (Colombia.travel), also known as Teyuna, is on the Buritaca River in the Sierra Nevada de Santa Marta mountain range. Ciudad Perdida, which means lost city, is not easy to get to but visitors can enjoy the beauty of exotic forests, waterfalls and hanging bridges on the way.ierradentro Archaeological Park. Tierradentro Archaeological Park (colombia.travel) is in a mountainous region in southwest Colombia's Department of Cauca. A popular archaeological site, Tierradentro includes stone statues and underground tombs that reach 29 feet deep.
Location of Bogota on a map. Bogota is the capital city of Colombia. It has a population of 7,674,366, and is located on a latitue of 4.61 and longitude of -74.08.Bogota is also the political center of Colombia, which is considered a Republic, and home to its Executive head of state.ocated in the continent of South America, Colombia covers 1,038,700 square kilometers of land and 100,210 square kilometers of water, making it the 26th largest nation in the world with a total area of 1,138,910 square kilometers. Colombia became an independent state in 1819, after gaining its sovereignty from Spain.