In this episodes the drones fly seven miles out to sea to discover a platform in the ocean that has been fighting for independence since the Sixties. Sealand has its own royal family, stamps and currency. You’ll need a passport to visit and the residents aren’t afraid to defend themselves from would-be invaders.
First Transmitted (UK) - 17th April 2016 (Channel 4)
Running time -60 minutes
Series 2, Episode 2 - Sea Forts
In this episode; Tony Robinson sends his drones to discover the mysterious workings of a sewage plant, a top-secret underground Cold War bunker, a super-sized luxury car emporium, and a collection of rusting sea-forts that once became a hideaway for pirates.
First Transmitted (UK) - 12th August 2018 (Channel 4)