This building's level determines how many passenger trains you can own. While the Engine House restricts how many you can use at one time, additional trains can be stored within the Museum.
Upgrading the Station Concourse you can earn a lot of prestige points.
On x2 speed worlds the upgrade time is reduced to 50% and on x4 worlds to 25%.
Level 1: -, Prestige -, Maximum Owned Passenger Engines 1
Level 2: Upgrade Cost $15,000, Upgrade Time 01:00:00, Prestige 25, Maximum Owned Passenger Engines 2
Level 3: Upgrade Cost $35,000, Upgrade Time 03:00:00, Prestige 35, Maximum Owned Passenger Engines 3
Level 4: Upgrade Cost $70,000, Upgrade Time 05:00:00, Prestige 50, Maximum Owned Passenger Engines 5
Level 5: Upgrade Cost $125,000, Upgrade Time 07:00:00, Prestige 75, Maximum Owned Passenger Engines 7
Level 6: Upgrade Cost $200,000, Upgrade Time 09:00:00, Prestige 100, Maximum Owned Passenger Engines 9
Level 7: Upgrade Cost $350,000, Upgrade Time 12:00:00, Prestige 150, Maximum Owned Passenger Engines 11
Level 8: Upgrade Cost $600,000, Upgrade Time 14:00:00, Prestige 200, Maximum Owned Passenger Engines 13
Level 9: Upgrade Cost $1,000,000, Upgrade Time 18:00:00, Prestige 300, Maximum Owned Passenger Engines 15
Level 10: Upgrade Cost $2,000,000, Upgrade Time 19:00:00, Prestige 400, Maximum Owned Passenger Engines 17
Level 11: Upgrade Cost $3,000,000, Upgrade Time 20:00:00, Prestige 500, Maximum Owned Passenger Engines 19
Level 12: Upgrade Cost $4,000,000, Upgrade Time 20:00:00, Prestige 750, Maximum Owned Passenger Engines 21
Level 13: Upgrade Cost $6,000,000, Upgrade Time 20:00:00, Prestige 1,000, Maximum Owned Passenger Engines 23
Level 14: Upgrade Cost $8,000,000, Upgrade Time 20:00:00, Prestige 1,250, Maximum Owned Passenger Engines 25
Level 15: Upgrade Cost $10,000,000, Upgrade Time 20:00:00, Prestige 1,500, Maximum Owned Passenger Engines 27
Level 16: Upgrade Cost $16,000,000, Upgrade Time 20:00:00, Prestige 1,750, Maximum Owned Passenger Engines 30
Level 17: Upgrade Cost $14,000,000, Upgrade Time 20:00:00, Prestige 2,000, Maximum Owned Passenger Engines 33
Level 18: Upgrade Cost $16,000,000, Upgrade Time 20:00:00, Prestige 2,250, Maximum Owned Passenger Engines 36
Level 19: Upgrade Cost $18,000,000, Upgrade Time 20:00:00, Prestige 2,500, Maximum Owned Passenger Engines 39
Level 20: Upgrade Cost $20,000,000, Upgrade Time 20:00:00, Prestige 3,000, Maximum Owned Passenger Engines 42
Level 21: Upgrade Cost $22,500,000, Upgrade Time 20:00:00, Prestige 3,500, Maximum Owned Passenger Engines 46
Level 22: Upgrade Cost $25,000,000, Upgrade Time 20:00:00, Prestige 4,000, Maximum Owned Passenger Engines 50
