Saint Basil's Cathedral’s vibrant onion domes and acrid vodka are two of many differing symbols of Russian culture that must be experienced when in Moscow. The weather is also contradictory with two extremes—freezing and hot. There are numerous spots for ice skating, including Gorky Park, an amusement park with various rides perfect during the summer, and skating during the winter when flood lines freeze over. As a major economic center in Europe and to the world, Moscow continues to prosper in world ranks also with its scientific and educational institutions. The famed transport system is complex and the busiest in the world, also admired for its architecture. The capital city of Russia is prolific in the performing arts, thus catching a film, or ballet at the Bolshoi Theatre is a must for any traveler.