Season 1
Episodes
1 Divided island: How Haiti and the DR became two worlds Oct 17, 2017 
2 It's time to draw borders on the Arctic Ocean Oct 24, 2017 
3 Inside North Korea's bubble in Japan Oct 31, 2017 
4 How the US outsourced border security to Mexico Nov 21, 2017 
5 Building a border at 4,600 meters Nov 28, 2017 
6 Europe’s most fortified border is in Africa Dec 5, 2017