This week Google Sightseeing posted a great round-up of the best Google Maps aerial, Photosphere and Street Views of the Sochi Winter Olympics venues.
Yandex maps also has some great recent panoramic 'Street View' imagery available for Sochi. Above you can see the Fisht Stadium, the venue for the opening and closing ceremonies. Below you can see the Bolshoy Ice Dome, the venue for the ice hockey.
Bolshoy Ice Dome
Below is the Iceberg Skating Palace. If you click on any of the images on this page you can explore the Sochi Winter Olympic Park for yourself on Yandex maps. In the Olympic Park, as well as the venues we've featured, you can view Street Views of the Shayba Arena and the Ice Cube Arena.
Iceberg Skating Palace