Requirements: level 15+
In this event, you can open chests and receive guaranteed prizes from each of them.
There are 45 chests in total and rewards drop on a random basis.
In this event, you can open chests and receive guaranteed prizes from each of them.
There are 45 chests in total and rewards drop on a random basis.
The main reward is Natural History Museum of Helsinki, size 7x5, can be placed anywhere
Every 24 hours: 4200 coins, 1-3 daffodils, 1-3 energy
Each chest can be opened with 9 Spring Keys
There are 3 ways to get the Keys:
1. Completing quests
1. Completing quests
Key quests will appear one after the other in the menu on the left side
Collect 13 bottles of vitamins (harvest Strawberry on Farm, Upgraded Farm)
Collect 10 clothes hangers (collect wool, tulle, denim, printed cotton, linen, venetian lace, silk, velvet, lace from Factory, wool, felt, cashmere from Upgraded Factory)
Collect 14 saplings (Summer House, Upgraded Summer House)
Opera Opening II
Collect 14 bags of flour (Bistro, Upgraded Bistro)
Collect 9 sensors (Water Tower, Upgraded Water Tower)
Ask friends for 5 pony's combs
Opera Opening III
Collect 16 kabuki masks (Florist)
Collect 8 spiders (in friends' cities)
Collect 14 bottles of vitamins (harvest Strawberry on Farm, Upgraded Farm)
2. Collect profits from certain buildings:
Central Station: 1 key every 24 hoursMuseum of Paleontology: 1 key every 8 hours
Malmo City Library: 2-3 keys every 24 hours
Myeongdong Cathedral: 2-3 keys every 24 hours 
Westerkerk: 2-3 keys every 24 hours
3. Purchasing keys from a special offer
Unique offer: Westerkerk, size 5x7, can be placed anywhere
Every 24 hours: 4000 coins, 1-4 daffodils, 1-4 energy, 2-3 keys during the promotion