This episode explores New York's Mark Hotel and its £55,000-a-night penthouse suite, where Meghan Markle held her baby shower. Next up in the Algarve, Portugal, is the £180,000-a-week Vila Azzurine, where billionaires retreat to when they are looking for some sun and sea, before embarking on a £16,000-a-night ultra-lux safari adventure at the Royal Malewane in South Africa's Kruger National Park.

A visit to the billionaires Bahamian retreat of Harbour Island and the pared-back luxury of £50,000-a-week King's View. Plus, the £18,000-a-night royal suite at the ultra-luxurious Burgenstock Hotel and Alpine Spa on Lake Lucerne, Switzerland, and the £8,500-a-night hotel Le Grand Controle on the grounds of the Palace of Versailles.