Received 5 stamps

Got two trains pass very close to each other.

Builded 1000 track tiles.

Failed 10 tasks.

Became a millionaire.

Received 15 stamps.

Completed 50% of any level at speed x4.

Pressed pause button 100 times.

Completed the first season.

Transported 500 trains.

Completed 80% of any level at speed x2.

Went bankrupt 10 times.

Completed any level on 2, 3 or 4 season without pausing the game.

Launched a rocket.

Made a train crash into itself.

Received 30 stamps.

Builded 5000 track tiles.

Completed the second season.

Transported 50 trains to a wrong destination.

Completed the third season.

Removed 50 animals.

Blew up 100 trains.

Completed the fourth season.

Removed 300 trees.

Builded 10000 track tiles.

Got bombed.

Completed a level with the first deployed train delivered the last.

Received 60 stamps.

Blew up 10 trains and complete a level.

Completed the fifth season.

Destroyed a building worth 100k.

Destroyed a building worth 100k and complete a level.

Had an accident with supertrain and complete a level.

Removed 10 tanks.

Received 75 stamps.

Made a train visit 8 different stations.

Destroyed buildings worth 300k and complete a level.

Completed a level with 10 simultaneously running trains.

Completed a level with 300 track tiles.

Completed all achievements.