A tourist clad in Japanese kimono takes a picture in front of s portrait shop in Tokyo's Asakusa district, Thursday, February 15, 2018. Asakusa is a popular district four tourists in the capital. (Photo by Shizuo Kambayashi/AP Photo)

A young girl plays on the glass bottom platform of the Oriental Pear TV Tower as she travels with her family on the second day of the Chinese Lunar New Year holiday, also known as Spring Festival, in Shanghai, China on February 18, 2018. Some 287 million tourists travelled in China during the first four days of the week-long Chinese Lunar New Year holiday, up 11.1 percent from the same period last year, new data showed Sunday. (Photo by Imaginechina/Rex Features/Shutterstock)

Singer Vlad Topalov and model Victoria Lopyreva wear creations by designer YanaStasia on day 5 of the Mercedes-Benz Fashion Week Russia Fall/Winter 2011/2012 at the Congress Hall on April 4, 2011 in Moscow, Russia. (Photo by Pascal Le Segretain/Getty Images)

John and Edward Grimes of the band Jedward from Ireland peform at a dress rehearsal the day before the second semi-finals of the Eurovision Song Contest 2011 on May 11, 2011 in Duesseldorf, Germany. (Photo by Sean Gallup/Getty Images)

“With the traditional tapping-ritual, the Oktoberfest has been opened on saturday, September 22, 2012. Despite the rather wet weather on saturday, the first weekend was te xpeted sucess: Approximately 850.000 guests from Munich, Bavaria, the rest of Germany and from all over the world came to visit the 179th Oktoberfest on the opening weekend. About one million liters of beer and about nine oxen have already been sold”. – Oktoberfest.de. (Photo by ◊CHЄЄKY◊MINX◊PHOTO◊DIARY◊)

NASA says it could be another 20 years before humans touch down on Mars, but in a sense, the Mars Society has been exploring the red planet for more than a decade – in Utah. Photo: Csilla Orgel, a geologist of Crew 125 EuroMoonMars B mission, makes her way back to the Mars Desert Research Station (MDRS) in the Utah desert March 3, 2013. The MDRS aims to investigate the feasibility of a human exploration of Mars and uses the Utah desert's Mars-like terrain to simulate working conditions on the red planet. Scientists, students and enthusiasts work together developing field tactics and studying the terrain. All outdoor exploration is done wearing simulated spacesuits and carrying air supply packs and crews live together in a small communication base with limited amounts of electricity, food, oxygen and water. Everything needed to survive must be produced, fixed and replaced on site. (Photo by Jim Urquhart/Reuters)

A man plays in front of a wave crashing into Beirut's Corniche, a seaside promenade, as high winds sweep through Lebanon ahead of an impending storm January 6, 2015. (Photo by Jamal Saidi/Reuters)

A model walks the runway at the Jacob Birge Vision show during London Fashion Week Fall/Winter 2015/16 at Fashion Scout Venue on February 23, 2015 in London, England. (Photo by Ben A. Pruchnie/Getty Images)