Kari dives into the ongoing urban experiment known as Berlin and discovers that what was once the most defining feature of the city, the Berlin Wall, has given way to an entirely unique open, urban experience of art, culture and immigration.

Kari visits one of the United State's top tech capitals and meets with students, rescue workers and a startup-tech company to demonstrate their groundbreaking technologies. Kari discovers how so much of this technology is bringing people together.