Students pose for a picture with a 3- D optical illusion artwork of a devastated cityscape in Aleppo, Syria at the campus of the Meiji University in Tokyo on November 18, 2016. The Japanese branch of the human rights organisation Amnesty International displayed the artwork to encourage people to think about the Syrian civil war. (Photo by Toshifumi Kitamura/AFP Photo)

Picture dated January 16th, 2023 the Red Arrows training over RAF Scampton in Lincolnshire. The Red Arrows continued their winter training over RAF Scampton in Lincolnshire yesterday, Monday. The planes were seen soaring across the sky and leaving trails of smoke as they practised their famous aircraft formations. The vapour trails were illuminated by the sunlight as the planes rehearsed in the late afternoon. (Photo by Caroline Haycock/Bav Media)

South Korean police officers show their martial arts' skills during the official launch ceremony of the 2012 Seoul Nuclear Security Summit on February 15, 2012 in Seoul, South Korea. The Korean National Police Agency launched a security squad, exclusively established for the successful hosting of the 2012 Seoul Nuclear Security Summit. The 2012 Seoul Nuclear Security Summit will be held in Seoul from March 26-27, 2012. (Photo by Chung Sung-Jun/Getty Images)

The second annual Salon du Chocolat exhibition and fashion show at LeGourmet in Galeries Lafayette, Dubai Mall on May 18, 2023. Dress “Madonna” created by Chef Christiane S. Trilck designed by Julian Knips. (Photo by Antonie Robertson/The National)

US singer Willow Smith attends the 2022 Vanity Fair Oscar Party following the 94th Oscars at the The Wallis Annenberg Center for the Performing Arts in Beverly Hills, California on March 27, 2022. (Photo by willowsmith/Instagram)

South Korea's Black Eagles aerobatics team perform a maneuver during a preview of the Singapore Airshow at Changi exhibition center in Singapore February 14, 2016. The Airshow will take place from February 16-21. (Photo by Edgar Su/Reuters)

Lake Baikal is the world's oldest lake, at 25 million years (possibly older), and deepest, averaging 744.4 metres (2,442 ft).

Located in the south of the Russian region of Siberia, between Irkutsk Oblast to the northwest and the Buryat Republic to the southeast, it is the most voluminous freshwater lake in the world, containing roughly 20% of the world's unfrozen surface fresh water.

“Most recently, the bushy beard’s masculinity has been turned off and instead adorned with flower power. A wacky new trend sees hipsters weave foliage into their facial hair. It’s emerging across boho America. Yes, men in Brooklyn, Portland and San Francisco are adorning their faces with blossoms, seemingly for the sole purpose of artistic portraits that have been taking over the social media with the hashtag #flowerbeards. It started gaining popularity on the social platform of Tumblr, when a blogger began “Will It Beard” project, and has since blossomed elsewhere around the Internet”. – Linda Sharkey via The Independent. (Photo by designsquish/Tumblr)