Arguably the oldest, and most baffling ruins on the face of the Earth. It is hard to imagine how they did not come to be known as one of the wonders of the world like the Great Pyramid. Spectacular in its own right, the Great Pyramid is, yet it pales in comparison to the ruins of Puma Punku in Tiahuanaco, in South America.
Coba is a globally known Mayan ruins city with several large temple pyramids, the highest being the Nohoch Mul pyramid which rises 42 meters (138) feet high. Yet, even though so well known in Maya archeology circles only a small portion of the site has been cleared from the jungle excavated and restored - LocoGringo.com
Machu Picchu, "City of the Incas", it is perhaps the most familiar icon of the Inca World. Machu Picchu was declared a Peruvian Historical Sanctuary in 1981 and a UNESCO World Heritage Site in 1983. In 2007, Machu Picchu was voted one of the New Seven Wonders of the World.