The Grand Canyon is a massive steep-sided gorge located in the state of Arizona, USA. It is carved by the Colorado River over a period of six million years. The Grand Canyon is 277 miles long, ranges in width from 4 to 18 miles and attains a depth of more than a mile.
Source: wikipedia.org
Source: wikipedia.org
Source:
Mayon Volcano is the most active volcano in the Philippines. It is located in Legazpi City in the province of Albay. This 2,463 metres volcano is very popular because of it's near perfect cone shape. It was a candidate of the New Seven Wonders of the World and is consider as the world's most perfectly
Barringer Meteor Crater is a 4,145 feet across, and 570 feet deep meteor crater. This squarish shape impact crater is is located in Arizona, USA. In 1871, it was though as a clasped top of volcano but in 1902 Dr. Daniel Barringer proved that the rocks around the hole were not volcanic and showed a