People walk inside the newly opened Rizhskaya (Riga's) station of the Big Circle Line (BCL) of the Moscow Metro (subway) in Moscow, Russia, Monday, March 6, 2023. The new 70 kilometers (43 mile) long Big Circle Line is the longest worldwide, 13 kilometers longer than the previous record holder, the Line 10 of the Beijing Subway. (Photo by Alexander Zemlianichenko/AP Photo)
