Requirements: the chests will be received by players level 15+

The main reward is the Royal Exhibition Building (4,500 coins, 3-5 pearls, 1-3 energy every 24 hours, size 9*9, can be placed anywhere)

Each chest can be opened for 9 Summer keys.

There are 3 ways to get Keys:

  1. Completing the quest:

Student Help I (3 keys)

Collect 22 Pencils (Stationery Shop, Upgraded Stationery Shop)
Collect 34 Bottles of vitamins (Farm, Upgraded Farm - Strawberry)
Ask friends for 6 Graphic tablets 

Student Help II (3 keys)

Collect 20 Ropes (Textile Factory - all, Upgraded Textile Factory - Wool, Felt, Cashmere)
Collect 8 Presents for a kid (from friends’ cities - buildings with a clock or coin)
Collect 27 Chewing Gums (Convenience Store, Upgraded Convenience Store)

Student Help III (4 keys)

Ask friends for 6 Beach chairs
Collect 9 Strawberry cocktails (Pub, Upgraded Pub)
Collect 25 Hamburgers (Bistro, Upgraded Bistro)

2. Collect profits from the following buildings:

  • The Bridge - 1 key every 24 hours;
  • Beauty Fair - 1 key every 8 hours;
  • Guildenband House - 2-3 keys every 23 hours;
  • Blue Church - 2-3 keys every 22 hours;
  • Lyon Cathedral - 2-3 keys every 22 hours.

3. Use the sale offer!


Special offer with the Royal Exhibition Building chest event


Guildenband House: 4,100 coins, 1-4 energy, 2-3 pearls, 2-3 summer keys every 23 hours during the Royal Exhibition Building chest event;
Blue Church: 4,200 coins, 2-3 energy, 1-3 pearls, 2-3 summer keys every 22 hours during the Royal Exhibition Building chest event;
Lyon Cathedral: 4,100 coins, 1-3 energy, 2-3 summer keys every 22 hours during the Royal Exhibition Building chest event;
"Melaka Straights" Mosque: 5,100 coins, 2-4 energy every 24 hours;
Basilica of the Sacred Heart: 3,700 coins, 2-3 energy every 20 hours;
Bremen City Hall: 3,900 coins, 3-4 energy every 24 hours;