From the towering mountains of Banff to the rushing waters of the Rio Grande, these adventures are worth the effort http://on.natgeo.com/2yM2DMW

From the towering mountains of Banff to the rushing waters of the Rio Grande, these adventures are worth the effort http://on.natgeo.com/2yM2DMW 

https://twitter.com/NatGeoTravel/status/923189621462355970