This week, we're in Marbella, Spain's most exclusive coastal town. Once a small fishing village, in the 1950s it transformed into an exclusive haven for Hollywood A-listers such Audrey Hepburn and Cary Grant, and today it's a place where billionaires hang out alongside global superstars. We visit the Puente Romano Beach Resort, with its luxury hotel within a hotel the exclusive Nobu Hotel and restaurant, and find out what goes into maintaining its very best suites. One of the select few chefs in the world with three Michelin stars, Dani Garcia, reveals what's needed when the likes of Cristiano Ronaldo book a table. Property developer Paul Bramley shows us around his latest multi-million-euro property, which along with two pools, a spa and a cinema room also has an exclusive golf course at the end of the garden. And former Le Mans driver turned high-end car dealer Jan Struve shows us the latest limited edition supercars he's stocking for his super rich clientele. We meet Spanish film and TV superstar Maria Bravo, a Marbella native, as she prepares for her exclusive annual charity fundraiser, attended by the likes of Eva Longeria and Antonio Banderas. But it's not all work for Maria, as she relaxes with a gold leaf spa treatment. And we hear how Marbella has rebuilt its highend reputation after seeing it decline in the 1980s and 1990s with package holidays and an influx of criminals on the run.

Two winners from the heats go head-to-head for a place in the final. The challenge this time is to create an ingenious chain reaction machine that allows Richard to cook sausages in the kitchen, without leaving his desk in the study. Zach Umperovitch is the expert judge and Shini Somara fills in the science behind the teams' eccentric contraptions.

LaQuinta Smith, a loving mother and friend, is found dead after a house fire. The scene suggests suicide, but when a tip comes in about a possible confession letter in the coffin, investigators need an exhumation to uncover the true killer. 

After learning that Percival is exploiting his new work crew, Archie and Tabitha devise a plan to help protect the workers and get them out from under Percival's control. Meanwhile, Jughead finds himself with a target on his back after Percival catches wind of a scheme he and Veronica hatched against Reggie. Finally, Betty receives some unexpected news about a dark moment from her past, and Toni and Fangs find themselves at a crossroads.

Desperate for food, EJ creates poison blow darts while Matt embarks on a an ambitious dock build. Jeff adds tension to Amber's team.

After weeks of training, keepers prepare an elephant for x-ray imaging.

The history of the F-111 and how the fighter-bomber no one wanted went on to dominate both air and battlefields in the late 20th century.