Grand Canyon is one of the most spectacular natural monuments on Earth, being crossed by the Colorado River, for millions of years. The Grand Canyon National Park is located in northwestern Arizona. The Grand Canyon was carved by the Colorado River in the plateau of the same name. The huge canyon is 445 kilometers long and about 25 km width, while the height is more than 1500 meters.   Founded in 1919, the park is visited annually by more than four mill...

   Sumidero Canyon is also called the Pearl of Mexic and it is located in the National Park of the Chiapas state, carved by the river Grijalva, up to 500 meters tall and is one of the oldest geological formations in Mexico....

    Bryce Canyon National Park is situated in the south-western part of Utah. The canyon is the park, which really is not a true canyon, but rather a natural amphitheater. Canyon arose through processes of erosion on the eastern most prominent plate "Paunsaugunt-plate" special petrographic structure allowed a higher erosion caused by wind, water and ice is forming formations called hoodoos geolgice. Depending on the composition of sedimentary rocks have colors ranging...

   Ordesa Canyon is in the Spanish province of Huesca, along the Pyrenees National Park, where the river flows Arzazas and is registered in UNESCO. In some areas of the valley walls reach 3000 meters and its surface is 2000 hectares....

   Blyde River Canyon is located in the northern Drakensberg mountain range in South Africa. Blyde River Canyon is the third largest canyon in the world, carved in the rock Blyder River surface of 25 000 hectares....

   Maligne Canyon is in Canada and is carved in limestone over 160 million years, this canyon is located in Jasper National Park and covers an area of 325 square kilometers....

    Red Rock Canyon is 20 miles from Las Vegas, Nevada State, this canyon in the Mojave desert is the climax to 1000 meters altitude and is visited annually by over one million tourists....

   Tara Canyon is located in the National Park Durmitor, Montenegro, it is 80 km long and carved walls along the River Country can reach 1300 meters, is part of world heritage....

   It is located in southern Tunisia and is composed of overlapping layers of rock being carved by the River Oued, served as the backdrop for the movie English Patient, the area is 5000 square kilometers....