It was originally posted on Reddit.
Sochi had no facilities when Russia bid for the 2014 games.
It was made possible by the efforts of at least 70,000 workers, many of whom came from outside Russia.
This GIF shows what happens when $50 billion is spent on a seaside town.
It now has a stadium, facilities for the athletes and visitors, an Olympic arena and a media centre.
However, there have been allegations that some were mistreated and abused. Environmentalists have also expressed concern that the area's biologically-rich terrain has been sacrificed for the games.
Alan White is a news editor for BuzzFeed News and is based in London.
Contact Alan White at alan.white@buzzfeed.com.
Got a confidential tip? 👉 Submit it here