Airport passengers 2017
 | < 500.000 |
 | > 500.000 - 1.000.000 |
 | > 1.000.000 - 2.000.000 |
 | > 2.000.000 |
 | Trimodal hub rail-road-water | |
 | Port TEN-T | |
 | Stop high-speed railway line | |
 | High-speed railway line | |
 | Railway line TEN-T | |
 | Main road (core network TEN-T) | |
 | Secondary road (comprehensive network TEN-T) | |
Navigable waterway
 | I - (250 - 400 T) |
 | II - (400 - 650 T) |
| III - (650 - 1.000 T) |
 | IV - (1.000 - 1.500 T) |
 | V - (1.500 - 6.000 T) |
 | VI - (6.000 - 12.000 T) |
 | Maritime link | |