Världens största motorvägar: Ett urval från fem länder

Viktiga motorvägsystem per land:

USA (Interstates)

I-10, I-20, I-30, I-40, I-50, I-60, I-70, I-80, I-90

Kanada

Trans-Canada Highway, Hwy 401, Hwy 17, Hwy 1, Hwy 11, Hwy 16, Hwy 417

Storbritannien (Motorways)

M1, M25, M3, M4, M5, M6, M8

Tyskland (Autobahnen)

BAB 1, BAB 2, BAB 3, BAB 4, BAB 5, BAB 6, BAB 7

Kina (National Expressways)

G1 Beijing–Harbin, G2 Beijing–Shanghai, G3 Beijing–Taipei, G4 Beijing–Hong Kong–Macau, G5 Beijing–Kunming, G6 Beijing–Lhasa, G7 Beijing–Urumqi