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.

A man dressed as a zombie poses during the Thrill The World 2009 event, which sees fans from all over the world dance simultaneous to Michael Jackson's “Thriller” at Luna Park on October 25, 2009 in Sydney, Australia. (Photo by Brendon Thorne/Getty Images)

Pun on the word “Vexame” which means shame with the word “Hexa”, the word for sixth (World Cup). (Photo by Yahoo Sports)

A new Guinness World Record was recently set in Belgium by Maltese master chocolatier Andrew Farrugia, who unveiled the world's longest chocolate structure at Brussels Chocolate Week.

A participant races in the Brompton World Championship in Bern, Switzerland October 21, 2018. (Photo by Stefan Wermuth/Reuters)

A U.S. Marine leads training on a shooting range in France in an undated photo taken during the First World War. (Photo by Reuters/Courtesy Library of Congress)

Guinness World Records declared Afshin Ghaderzadeh 20 years old as world’s shortest man with the height of 65.24 cm in Dubai on December 15, 2022. The Iranian citizen takes the title from previous record-holder Edward Hernandez, from Colombia, who stands at 72cm tall. (Photo by Pawan Singh/The National)

Drummers perform during rehearsals at the Bird's Nest National Stadium ahead of the IAAF Athletics World Championships in Beijing on August 20, 2015. The Athletics World Championships will be held at the stadium from August 22 to 30. (Photo by Greg Baker/AFP Photo)