La Piedra Del Peñol (Spanish for "The Rock of Guatapé"), also known as El Peñol Stone The stone rises from the bottom of the hydroelectric dam of Peñol-Guatapé. This monolith was spotted as a border landmark between country farms and the two cities.
At its highest part, on the rear (southeast side), it has an elevation of 2,135 metres (7,005 ft) over sea level. with an average temperature of 18 °C (64 °F). The "Peñol" has 185 cubic metres (6,500 cu ft) of rock mass and it is 385 metres (1,263 ft) long, with an approximate weight of 10,000,000 tonnes (11,000,000 tons). It has some rock breaks, one of which was used for the construction of the 650 stairs that can be used to go to the top.
The Stone of Peñol is composed of quartz, feldspar and mica.
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