The Colosseum metro station in Rome, a long-delayed and complex project to bring a subway line under ancient Roman ruins and through Rome’s historic center, opened to the public for the first time on Tuesday. | AP

Thousands of dinosaur footprints have been found in part of northern Italy known as the Parco Nazionale dello Stelvio Branchi. Experts say they are from enormous herbivores that lived there 210 million years ago in the Triassic period. | AP

The Kennedy Center started the work of adding Donald Trump’s name to the building on Friday, a day after the president’s handpicked board voted to do so, making it the The Donald J. Trump and The John F. Kennedy Memorial Center for the Performing Arts. Critics of the vote, including Democratic members of Congress who are ex-officio board members, as well as some historians, insist that only Congress can change the name. | AP

President Donald Trump said in a White House speech Wednesday night that he was sending a $1,776 bonus check to U.S. troops for Christmas, indicating that tariffs were funding the payments as he tried to reassure a worried public about the health of the economy. | AP