Monoliths!!

A monolith is a geological feature such as a mountain, consisting of a single massive stone or rock, or a single piece of rock placed as, or within, a monument. Erosion usually exposes the geological formations, which are most often made of very hard and solid metamorphic or igneous rock.

Zuma Rock 


is a large monolith located in Niger State, Nigeria. It is just north of Nigeria's capital Abuja, along the main road from Abuja to Kaduna, and is sometimes referred to as "Gateway to Abuja." It is depicted on the 100 naira bill. Zuma Rock is 725 meters above its surroundings.

 Uluru (863 m)
also known as Ayers Rock, is a large sandstone rock formation in the southern part of the Northern Territory, central Australia.

 

El Capitan(910 m) in Nevada E.U.

vertical rock formation in Yosemite National Park, located on the north side of Yosemite Valley, near its western end. The granite monolith is one of the world's favorite challenges for rock climbers.

Sugarloaf Mountain Rio de Janeiro (396 m)

The most famous and tourist of the monoliths 

El peñón de guatapé (200 m). Antioquia, Colombia.

Source: http://en.wikipedia.org/wiki/Monolith