S4.E3 ∙ Arthur Conan Doyle, le père de Sherlock Holmes

Britain faces its biggest challenge since World War II. This series takes a look at how people from all walks of life have responded to extraordinary times with kindness and resilience whether during the Blitz or the Coronavirus pandemic.

Towering over cities and landscapes, six unofficial national symbols need to have some work done. Watch as Big Ben, Sydney Harbour Bridge, the Eiffel Tower, the Santiago de Compostela, the Bund and the Taj Mahal are restored to their full splendour in Monumental Challenge. Whether loved, loathed, admired or criticized, these structures play a role in the imaginations of its country's citizens and motivates travellers. Go behind the scenes to meet the army of people who keep these landmarks in tip-top condition, including emergency repair workers, expansion visionaries, and event planners for VIP clients. Combining stunning footage, impressive CGI, riveting historical background and lots of lively characters, Monumental Challenge gives fresh insight into the lives of the worlds' most iconic landmarks - revealing the highs and lows of making these monuments great again.

Rejuvenating activities and vacation destinations around the world are spotlighted.