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.

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

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.