The Moscow Metro is an architectural and engineering masterpiece. You can read about why it is so special in 'excerpt 2' at this website. If you scroll down the text at 'excerpt 2' you will find highlighted word-links. Simply click on these links to see photographs of some of Moscow's finest metro stations.
Alternatively click here to go directly to the source website, which is http://news.metro.ru/fotoalb.html. Don't worry that most of the website is in Russian: there's enough in English for you to be able to naviate your way around. Happy virtual touring... And don't forget, there's so much to see!