Гостиница Москва / Hotel Moscow has an interesting story. See the video below!
Originally a constructivist design, it was reworked by Shchusev to better satisfy the changing taste in architecture in favor of a more classical, imperial style, what later became known as Stalinist Classicism. Hotel Moscow history & photos here.
& more photos here.
At 2:05, you can see how Hotel Moscow was originally envisioned as a constructivist building. And the whole video is worth a see!