According to the World Tourism Organization, Russia was the sixteenth-most visited country in the world, and the tenth-most visited country in Europe, in 2018, with over 24.6 million visits. Russia was ranked 39th in the Travel and Tourism Competitiveness Report 2019. According to Federal Agency for Tourism, the number of inbound trips of foreign citizens to Russia amounted to 24.4 million in 2019. Russia's international tourism receipts in 2018 amounted to $11.6 billion. In 2020, tourism accounted for about 4% of country's GDP. Major tourist routes in Russia include a journey around the Golden Ring of Russia, a theme route of ancient Russian cities, cruises on large rivers such as the Volga, and journeys on the famous Trans-Siberian Railway. Russia's most visited and popular landmarks include Red Square, the Peterhof Palace, the Kazan Kremlin, the Trinity Lavra of St. Sergius and Lake Baikal.