Kazan, the capital of the republic of Tatarstan, Russia, is one of the largest economic, scientific and cultural centres in Russia, as well as the oldest city with over 1000 years of Russian Federation history.
The challenge
Kazan, the capital of the republic of Tatarstan, Russia, is one of the largest economic, scientific and cultural centres in Russia, as well as the oldest city with over 1000 years of Russian Federation history.
The challenge