Shimmering clearest blue and stretching as far as the eye can see, this is one of Iceland's famed crystal ice caves. The giant solid waves look frozen in time but they are slowly moving along as part of the Vatnajokull Glacier – which stretches across eight per cent of the island. The images were captured in February 2014 by British photographer Rob Lott, 49. Photo: A wide view of Rob Lott in the crystal ice cave in the Vatnajokull Glacier, Iceland. (Photo by Rob Lott/Barcroft Media)

A woman takes a picture of people posing in front of “Zinzow”, a “Transformers-inspired” sculpture constructed from scrap metal in Podgorica, July 22, 2014. Danilo Baletic, 22, makes sculptures of his childhood cartoon heroes, “Transformers”, from scrap metal. In the last two years he has made seven “Transformers” sculptures that are placed on the streets of Montenegro's capital Podgorica as part of an exhibition called “Transformers defending Podgorica”. (Photo by Stevo Vasiljevic/Reuters)

Police in riot gear hold back demonstrators against U.S. Republican presidential candidate Donald Trump outside the Hyatt hotel where Trump is set to speak at the California GOP convention in Burlingame, California, U.S., April 29, 2016. (Photo by Noah Berger/Reuters)

A man gets ready backstage before performing in the 35th Cochin Carnival, which is held annually to welcome the start of the New Year at Fort Kochi in the southern state of Kerala, India, January 1, 2019. (Photo by Sivaram V/Reuters)

People socialising in Soho, central London on July 11, 2020, after the lifting of further coronavirus lockdown restrictions in England. Revellers are urged to remember the importance of social distancing as pubs gear up for the second weekend of trade since the lifting of lockdown measures. (Photo by Stefan Rousseau/PA Images via Getty Images)

Spain fans react during the penalty shootout during 2022 FIFA World Cup football match between Morocco v Spain in Qatar as they watch the match on a big screen in Barcelona, December 6, 2022. (Photo by Nacho Doce/Reuters)

A Hindu holy man with his face smears with ash and vermilion powder adjusts his head gear sitting at the courtyard of the Pashupatinath Temple during Shivaratri festival in Kathmandu, Nepal, Monday, March 4, 2019. Shivaratri, or the night of Shiva, is dedicated to the worship of Lord Shiva, the Hindu god of death and destruction. (Photo by Niranjan Shrestha/AP Photo)

A serviceman of Russia's Emergencies Ministry wearing protective gear disinfects Moscow's Leningradsky railway station on May 19, 2020, amid the COVID-19 coronavirus pandemic. (Photo by Kirill Kudryavtsev/AFP Photo)