Most nationalities do need a visa to enter Russia. You can apply for a Russian visa through official visa centres.
Russian Visa center in UK
Russian Visa center in Germany
Russian Visa center in Italy
Airports in Moscow
Sheremetievo (SVO) http://svo.aero/en/
Domodedovo (DME) http://www.domodedovo.ru/images/info/english.htm
Vnukovo (VKO ) http://www.vnukovo.ru/en/
All airports have free access to WiFi
From any airport you can go to Moscow by special AEROEXPRESS train it will takes 30-40 mins https://aeroexpress.ru/en. A one way ticket cost 420 RUB (about 6 EURO)
From Sheremetieve airport train arrives to the Belorusskaia station
From Domodedovo airport train arrives to the Paveletskaia station
This taxi company's operators speak english and can send english speaking drivers. Some cars can accept the credit / debit cards, but the norm is payment in cash. http://www.nyt.ru/en/ or contact me and i will send the driver to you.
http://russianmetro.ru/index_eng.php You can buy tickets in metro for 1, 2, 5 or 10 trips by credit/debit card or cash. The metro closes from 01:00 a.m. till 06:00 a.m.
Moscow maps and transportation
You can check the official exchange rate at http://www.cbr.ru/eng/daily.aspx and you can change money at any bank, at a slightly lower rate.
AVOID changing money at the airport! The rates there are very poor, so if you have to change money there, keep it to an absolute minimum.
very nice, quite expensive
Address: 26-A Tverskoy Boulevard, Moscow, Russia
Telephone: +7 (495) 739-0033
Metro: Pushkinskaya (possible to walk from Red Square)
World's 50 Best Restaurants, #13
Address: Smolenskaya Square, 3, Moscow, 121099
The Red Square, Saint Basil's Cathedral and Moscow Kremlin are on the metro Station Ohotny Ryad (red line) it will take 11 min Sokolniki - Krasnoselskaya - Komsomolskaya - Chistye prudy - Lubyanka-Ohotny Ryad
The Moscow metro is the most beautiful metro in the world. For example the station Ploshhad Revoljucii (dark blue line, but you can walk to it from Ohotny Ryad station)
Moscow Kremlinhttp://www.kreml.ru/en-Us/about-museums/ open 09.00-17.00
Saint Basil's Cathedralhttps://saintbasil.ru/en/index.html Open: 11.00-17.00
shoping center (historical building, inside you can buy very famous ice-cream
http://www.gum.ru/en/ Open: 10.00-22.00
The cultural center, where you can see Russia, how it was in 17 century, you can buy souvenirs with best price.
Address: 105318, Moscow, m. Partizanskaia , Izmailovo Highway 73zh
Open: 10:00 - 20:00, Mon - Fri
By metro: from Sokolniki go to the station Cherkizovskaya , also red line, just second station after Sokolniki (7 mins)