Complete the following tasks to unlock PlayStation 4 trophy rewards.

Trophy	How to unlock	Type
Are They Naked In There?	Build a sauna in the city	Bronze
Foggy Weather	Experience fog	Bronze
Get Your Snowshoes Ready!	Experience snowfall	Bronze
Here's A Tram	Have one tram line active	Bronze
I Love Trams!	Have 10 tram lines active	Silver
It's Wintertime!	Change Chirper to a winter look	Bronze
Speed up!	Boost 100km of streets with Road maintenance service	Silver
The Plowmaster	Have snowplows collect 2,000,000 units of snow	Silver