A visitor uses her mobile device at the Hermes stand, part of the Richemont Luxury Group, at the Salon International de la Haute Horlogerie watch fair in Geneva, Switzerland, on January 14, 2019. #

A massive ice disk that formed naturally on the surface of Presumpscot River is seen in Westbrook, Maine, on January 14, 2019, in this still image taken from a social-media video. #

Penguins visit Harbin Ice and Snow World Park during the 35th Harbin International Ice and Snow Sculpture Festival on January 13, 2019, in China's Heilongjiang province. #

Leon Feingold, left, and Patrizia Calvio wait for a train, minus their pants, at the West 4th Street Station during the 18th annual No Pants Subway Ride on January 13, 2019, in New York. The No Pants Subway Ride is an annual event staged by Improv Everywhere each January in New York City and other locations globally. #

A rider goes through flames during the annual Luminarias celebration on the eve of Saint Anthony's Day, commemorating Spain's patron saint of animals, in the village of San Bartolomé de Pinares, northwest of Madrid, Spain, on January 16, 2019. #

President Donald Trump speaks to reporters in front of a spread of fast food on silver platters, to be provided to the 2018 College Football national champion Clemson Tigers in the State Dining Room of the White House in Washington, D.C., on January 14, 2019. The catering choice was said to have been due to the continuing government shutdown, which has affected White House employees as well. #

Federal workers left unpaid or furloughed collect a free bag of groceries from Kraft Foods on the 27th day of the partial government shutdown in Washington, D.C., on January 17, 2019. #

Kimono-clad women who celebrate turning 20 years old pose for a selfie together following a coming-of-age ceremony at Toshimaen Amusement Park in Tokyo, on Coming of Age Day, January 14, 2019. #

A Belarusian military cadet holds cotton candy while speaking on his cellphone during the Big New Year Ball at the Bolshoi Opera and Ballet Theatre in Minsk late on January 13, 2019. #

Spain's Rafael Nadal signs autographs after his victory against Australia's Matthew Ebden during their men's singles match on day three of the Australian Open tennis tournament in Melbourne on January 16, 2019. #

Police officers take security measures with a new vehicle, designed to observe social events, as students stage a protest against the government's climate policies in Brussels, Belgium, on January 17, 2019. #

Anastasia Vashukevich, a Belarusian model and escort who caused a stir last year when she was arrested in Thailand and said she had evidence of Russian interference in the 2016 U.S. presidential election, is pictured at the immigration detention center before being deported, in Bangkok, Thailand, on January 17, 2019. #

Men wearing loincloths hold bricks of ice after bathing in ice-cold water in a ceremony to purify souls and wish for good health in the new year at the Teppozu Inari Shrine in Tokyo, Japan, on January 13, 2019. #

Talita Cohen, 4, poses in a bath filled with tap water from the Darling River in Louth, Australia, on January 17, 2019. Local communities in the Darling River area are facing drought and shortages of clean water, as debate grows over the alleged mismanagement of the Murray-Darling Basin. #

Visitors take pictures of the famous staircase in Lello Bookstore on the eve of its 113th anniversary on January 12, 2019, in Porto, Portugal. The bookstore, a favorite of the author J.K. Rowling, is considered one of the world’s most impressive bookshops. Its architecture is believed to have inspired Rowling’s depictions of Harry Potter’s Hogwarts. #

Striking teachers and their supporters rally in downtown Los Angeles, California, on the second day of the teachers' strike, on January 15, 2019. Teachers of the Los Angeles Unified School District, the second largest public-school district in the United States, are striking for smaller class size, better school funding, and higher teacher pay. #