City Sightseeing Russia exists more than 10 years and offers «hop on - hop off» excursions in 4 cities in Russia: Moscow, Saint Petersburg, Kazan and Nizhniy Novgorod.
There is the audioguide in all double-deckers which provides the guests with the excursion on different languages. The ticket is valid at least for 24 hours, and it is the best way to explore the city: guests may hop on and hop off at any stop he/she prefers.