where am i??

Question

Over the centuries it's been destroyed by the rushing waters of a famous river, as well as by the wrath of invading armies, and yet it still survives today and is widely-revered in the annuals of history. This seemingly frail structure, highly regarded for its ambiance, style and grace, is certainly on the must-visit list of a certain faction of the international traveling-set. Where am i??

Answer 1

*Grand Canyon*