Visitors chat next to the painting “Boy with balloons” by Russian artist Oleg Tselkov during a Sotheby's pre-auction exhibition of selected works by Russian 19th- and 20th-century artists at the State Museum of Architecture in Moscow, Russia 27 October 2021. The exhibition runs from 28 to 29 October. (Photo by Yuri Kochetkov/EPA/EFE)
