Feeling adventurous? You can try trekking to the top of these gorgeous structures via a carved stairway and bridges http://on.natgeo.com/2xuJv5x

Feeling adventurous? You can try trekking to the top of these gorgeous structures via a carved stairway and bridges http://on.natgeo.com/2xuJv5x 

https://twitter.com/NatGeoTravel/status/912346132298260480