Answer the questions about the Moscow Metro.

1. The Moscow Metro opened in 1935. 2. It is very large, consisting of 14 lines and 238 stations. 3. The stations are beautifully designed, some being architectural masterpieces. 4. Stations can be identified by the red 'M' signs outside. 5. Tickets can be purchased at ticket offices or machines at every station. 6. You can get help by using the information stands or the 'SOS' buttons available in stations.