Why Go: The Four Seasons joins a Ritz-Carlton and a Park Hyatt in the heart of Russia’s capital, walking distance from the No. 1 stop on any Moscow itinerary: Red Square. In 1935, Hotel Moskva—built to be one of the city’s finest hotels—opened across from the State Historical Museum. On the other side of the museum is Red Square, with the colorful onion domes of St. Bail’s Cathedral and Lenin’s Mausoleum. The Moskva was demolished in 2004 to make room for a modern reproduction of itself that opened in October …