Bradley Walsh & Son: Breaking Dad Episode Rating Graph

The duo continue their European adventure in Italy, starting in the picturesque Lake Garda, where Barney surprises his dad by explaining they'll be running off the top of Monte Baldo and paragliding over the lake below. The next day Bradley is treated to a hair-raising ride in a Formula 1 speed boat, before the Walshes are invited to the home of opera superstar Andrea Bocelli.

Bradley and Barney’s time in Costa Rica continues and, inspired by childhood memories, the pair head to the country’s cloud forest, where they attempt tree climbing, but this one is slightly taller than your average at 132ft tall. As avid dog lovers, the pair visit a local sanctuary that is home to 2000 free roaming dogs. Bradley and Barney then head into the countryside to meet a former Olympian in Kayak Slalom, and father and son go head-to-head in a time trial. The boys end their time in Costa Rica with a visit to a local celebrity who found fame when he befriended a crocodile.

The actor and his son continue their European adventure in Switzerland, where they take a ride on a mountain rollercoaster before exercising their vocal chords when they try the Swiss tradition of yodelling. The following day, Barney arranges a unique way for them to enjoy some local cheese, and then drive to the Contra Dam, where Barney reveals they are about to attempt one of James Bond's most famous stunts.

Bradley and Barney arrive in Ohio, where they head for Dayton - the birthplace of aviation - before the pair attend a local rodeo later that evening. Brad soon realises that they are not just there to spectate on the sport, they are also expected to take part. However, a nasty fall from an angry bull means Brad spends the rest of the night in hospital.

On the final leg of their journey, the pair continue through the snow to New Hampshire. Here, they meet rally-driving champion Tim O'Neil who gives them a crash course in driving in the ice and snow before they take on an intense time trial. The pair travel on to Maine, where they take part in some wilderness training, before bidding farewell to the RV and heading out into the extremely choppy seas for some lobster fishing. Before heading home, the pair look back on some of their favourite moments from the trip.

Bradley and Barney begin their second series in Florida, where they visit the Palm Beach International Raceway and the home of the author Key West, and get close up to sharks.

For the next leg of their journey, Bradley and Barney visit the Red River Gorge in Kentucky, before heading to the supposedly haunted Poasttown Elementary School in Middletown, Ohio. The next day, they travel to Louisville, birthplace of legendary boxer Muhammad Ali, where they follow in his footsteps by sparring at the local boxing gym. At the end of a long day, Barney rewards his dad with a well-earned meal at a KFC restaurant in Kentucky - the home state of the chain's founder Colonel Harland Sanders.

In the final leg of Brad and Barney's epic journey, the pair experience a bitterly cold Norway. The boys head to Lillehammer and try out the Olympic bobsleigh track.

The Walshes reach northern Thailand for the final leg of their trip as Barney arranges a great way to see the jungle - a roller coaster that is anything but average.

The boys arrive in Denmark for the Scandinavian leg of their tour. Bradley's fear of heights is pushed to the limit with a visit to an offshore wind turbine.

The actor and his son head to Hungary, where they take to the open waters of Lake Balaton for a spot of high-speed catamaran sailing with an Olympic crew, before warming up in their RV with some goulash. The pair finish in the capital Budapest, where Barney has arranged to meet a world-famous escapologist.

The Walshes reach Guatemala and pick up their new mode of transport, which quickly becomes a nightmare for Bradley to drive. They travel into the jungle, where they abseil down a lift face into a water fall and meet a quirky shaman who believes in the healing powers of chocolate. They then head off for a bike ride - but what Barney forgets to mention to his dad is that they are riding on a tightrope 25 metres in the air.

The pair continue their European adventure in Poland, going sightseeing in Krakow before attending an exclusive performance by the Polish National Radio Symphony Orchestra in honour of Poland's most famous composer Chopin.

The actor and his son Barney arrive in Texas, where they enjoy driving around in tanks, experience space travel in a centrifuge and hear campfire tales about UFOs. First up, the pair undertake some centrifuge training, which is used to prepare astronauts for the crushing gravitational forces produced at take-off from the extreme exhilaration. They also head to the outskirts of Houston to meet some UFO enthusiasts who investigate claimed sightings of extra-terrestrials and are gripped by stories of spaceships blocking roads and people being taken by aliens for experiments.

In episode four, Bradley and Barney travel to New Orleans in Louisiana, the fourth and final US State of their trip. Sitting on the mighty Mississippi, New Orleans is known for its vibrant nightlife, live music and laidback attitude. Bradley and Barney drive across the border in their RV and head straight for the city’s most famous mode of transport – the steamboat.

Bradley and Barney’s time in Japan continues as the boys get a taste of drifting and Zen meditation, and Brad is pushed to the edge, literally, when he attempts a bungee jump.