These trailblazers staged epic journeys across new lands, broke cultural barriers, and revealed the radical diversity of the world around us. https://on.natgeo.com/2qM5se5

These trailblazers staged epic journeys across new lands, broke cultural barriers, and revealed the radical diversity of the world around us. https://on.natgeo.com/2qM5se5 

https://twitter.com/NatGeoTravel/status/987239472004784130