You will have to drive buses through a variety of terrain, from mountainous to flat. There are also different weather conditions to drive through, including snow and rain. You will have to make sure that you can handle the different terrains, and the weather conditions. If you are not sure about your driving skills, you can always get help from other players. There are also different missions you can complete, to get new rewards. 

You will have to complete a number of different missions. Each mission will have a specific goal. For example, the goal of the mission is to collect all the passenger tickets, or to get to the top of a mountain. Each mission is composed of a number of levels. Each level will have a number of obstacles. The number of obstacles and level will increase as you go further into the game.