A photo shows the work Eggs of Yodafoetus by French artist Alexandre Nicolas at the science fiction museum Maison d'Ailleurs (translated as "House of Elsewhere") during the exhibition entitled "I Am Your Father!" on December 21, 2017, in Yverdon-les-Bains, Switzerland. The museum presents the works of thirteen contemporary international artists who use the Star Wars myth to elicit different perspectives, including the relationship between reality and fiction or the making of myths and idols, until October 14, 2018. #

Members of the Philippines military brass band perform during a ceremony marking the anniversary of the military at Camp Aguinaldo in Quezon City, Manila, on December 20, 2017, attended by President Rodrigo Duterte. #

A police officer fires rubber bullets at demonstrators during a general strike against a pension reform measure in Buenos Aires, Argentina, on December 18, 2017. Union leaders complain that the legislation, which already passed in the Senate, would cut pension and retirement payments as well as aid for some poor families. #

Cars from an Amtrak train lay spilled onto Interstate 5 alongside smashed vehicles as some train cars remain on the tracks above on December 18, 2017, in DuPont, Washington. The Amtrak train making the first-ever run along a faster new route hurtled off the overpass on Monday near Tacoma and spilled some of its cars onto the highway below, killing several people, authorities said. 78 passengers and five crew members were aboard when the train, moving at more than 80 miles per hour, derailed about 40 miles south of Seattle before 8 a.m., Amtrak said. #

President Donald Trump greets South Carolina Senator Tim Scott on stage during a bill passage event on the South Lawn of the White House in Washington, D.C., on December 20, 2017, to acknowledge the final passage of tax cut legislation by Congress. #

Russia's Soyuz MS-07 spacecraft, carrying members of the International Space Station (ISS) expedition 54/55, blasts off to the ISS from the launch pad at the Russian-leased Baikonur cosmodrome. NASA astronaut Scott Tingle and crewmates Anton Shkaplerov of the Russian space agency Roscosmos and Norishege Kanai of the Japan Aerospace Exploration Agency lifted off on December 17, 2017. #

A Palestinian woman takes a picture of a member of the Israeli security forces as he also takes her picture in a street in Jerusalem on December 16, 2017, as demonstrations continue to flare in the Middle East and elsewhere over the United States president's declaration of Jerusalem as Israel's capital. #

A strong wind blows embers during the Thomas Fire on December 16, 2017 in Montecito, California. Improving weather conditions and firefighting efforts throughout the week allowed significant progress against monster wildfires in Southern California. The Los Angeles Times reports that as of today, December 22, the Thomas Fire is 65 percent contained, but is still "within 500 acres of becoming the largest California wildfire on record." #

Prima Ballerina Deborah Ribeiro performs in front of Rio de Janeiro's Municipal Theater during a protest demanding unpaid salaries and benefits for culture public servants in Rio de Janeiro, Brazil, on December 18, 2017. #

A small statue of baby Jesus lies in a bed of bullet shells in a nativity scene outside the Basilica of St Francis in Assisi, Italy, on December 21, 2017. The 445 shells represent the number of priests, nuns, monks, and religious teachers killed for their faith since 2000. #

A woman looks at candles during the One Million Stars event by Swiss humanitarian organization Caritas as a sign of solidarity and cohesion with those who are infirm and poor, in front of the Swiss Federal Palace (Bundeshaus) in Bern, Switzerland, on December 16, 2017. #

Nine-month-old Carlos Ramos cries as he is held by Santa Claus (David Prados Fernandez) at La Casa de Papa Noel (Santa Claus Home) at the Real Casa de Postas in central Madrid, Spain, on December 20, 2017. Prados Fernandez, who never got the Santa Claus experience as a boy, has been working as Santa Claus in different venues for the past seven years. #

A crew member of MV Open Arms, the search and rescue ship of Proactiva Open Arms, carries a migrant baby before passing it to crew members of MV Aquarius, another search and rescue ship run in partnership between SOS Mediterranee and Medecins Sans Frontieres, during a mid-sea transfer of migrants in the central Mediterranean off the coast of Libya, on December 16, 2017. #

A man compares a photo on his phone to a coffee depicting his image at The Tea Terrace in the House of Fraser department store in London, England, on December 21, 2017. For £5.75 ($7.69 USD), customers can send a photo to the barista, who then applies the image to the foam of the coffee using edible food dye from a fine art printer. #

"Larry the Downing Street Cat" sits on the doorstep of Number 10 before Britain's Prime Minister Theresa May leaves to attend the weekly session of Prime Ministers Questions at Parliament in London, on December 20, 2017. #

A window cleaner dressed as Santa Claus prepares to clean a glass window at an event to celebrate the upcoming Christmas at DECKS Tokyo Beach in Tokyo, Japan, on December 21, 2017. #

Nikolai Vasilyev, 64, dressed as Father Frost, the Russian equivalent of Santa Claus, water-skis along the Yenisei River outside the Siberian city of Krasnoyarsk, Russia, on December 19, 2017. Vasilyev, a former teacher at the Siberian State Aerospace University, constructed the water skis out of plastic foam and designed the sticks to propel him forward, while traveling on the water surface. #

Slovenian opera singer Irena Yebuah Tiran performs during a live nativity scene in Postojna Cave on December 21, 2017, in Postojna, Slovenia. The live nativity scene is staged along a 5-kilometer path through the Postojna Caves with 200 people performing and working. #

Swimmers in banana suits dive into Lake Geneva during the 79th Coupe de Noel (Christmas cup) swimming race on December 17, 2017, in Geneva, Switzerland. More than 2,000 participants took part in the event, a 120-meter-long swim off Geneva's banks into the 6.1 degrees Celsius (41 degrees Fahrenheit) water. #