2 Billion years of history

*My Picture of the day* 2 Billion years of history - the Grand Canyon is over 6000 feet in depth. The layers of rock reveal Earth's geological history dating back to 2 billion years. Seen at Southern rim, Mather point, Tusayan Arizona USA. ***** *Dr.Surendra* — at Tusayan National Forest
*My Picture of the day* 2 Billion years of history - the Grand Canyon is over 6000 feet in depth. The layers of rock reveal Earth's geological history dating back to 2 billion years. Seen at Southern rim, Mather point, Tusayan Arizona USA. ***** *Dr.Surendra* — at Tusayan National Forest

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