Katya visits Italy and Germany to explore how they’re changing in the turbulent new world. She attends the Palio in Siena, joins a Nato exercise and meets a family building a nuclear bunker.

Katya continues her journey through Germany and into Spain, paragliding over Neuschwanstein Castle and meeting nationalists in Catalonia.

Katya continues her journey through Spain, training with a team of firefighters, and heads to France, witnessing a rocket launch in French Guiana and learning about France's welfare state in Paris.