England had them earliest, but the first subway system in Continental Europe was in Budapest- Buda Line One- started up in l896 and still operating restored pattern of l896 cars which have chain drive, by the way. Budapest"s lines two and three use more modern, say, fifties- pattern subway cars but these change very little.
Subway to the Country was created in 1970.
Britian
abkhazia
united states
it depends on the country you are riding to subway in. If you mean the one in America you would use dollar coins.
back it up
The subway,underground,metro, depending which country you are in
united kingdom
New York City Subway
Japan
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Subway coupons can be used at any participating store around the entire country. While free subway coupons are hard to come by, a variety of buy one, get one free coupons can be found online. Check out www.subwaycouponss.com.