The National September 11 Memorial & Museum (branded as 9/11 Memorial and 9/11 Memorial Museum) is the principal memorial and museum commemorating the September 11 attacks of 2001, which killed nearly 3,000 people, and the World Trade Center bombing of 1993, which killed six. The memorial is located at the World Trade Center site, on the former location of the Twin Towers, which were destroyed during the attacks. The World Trade Center Memorial Foundation was renamed the National September 11 Memorial & Museum at the World Trade Center in 2007.

A performer gestures at the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, December 25, 2021. The 23rd Harbin Ice-Snow World opened to the public on Saturday. (Photo by Xie Jianfei/Xinhua News Agency/Profimedia via AP Photo)

This undated image provided by World View shows World View capsule and balloon spacecraft that will rise to 100,000 feet above Earth for passengers to see the curvature of the planet and the blackness of space. Space tourism companies are employing designs including winged vehicles, vertical rockets with capsules and high-altitude balloons. While developers envision ultimately taking people to orbiting habitats, the moon or beyond, the immediate future involves short flights into or near the lowest reaches of space without going into orbit. (Photo by World View via AP Photo)

Supporters enjoy the atmosphere before watching England's second World Cup match against USA on the big screen at Road to Victory, Europe's largest World Cup fan park at Mayfield Depot on November 25, 2022 in Manchester, England. The English team came into their second World Cup 2022 match favoured to win. (Photo by Anthony Devlin/Getty Images)

Women take part in the desert trek “Rose Trip Maroc”, on November 1, 2019 in the erg Chebbi near Merzouga. The Rose Trip Maroc is a female-oriented trek where teams of three must travel through the southern Moroccan Sahara desert with a compass, a map and a topographical reporter. (Photo by Jean-Philippe Ksiazek/AFP Photo)

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.

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)

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