Requirements: the chests will be received by players level 15+
The main reward is the Odessa Opera House (4,600 coins, 2-5 energy, 2-4 pearls every 23 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:
Budding Gardener I (3 keys)
Collect 9 Pumps (Water Tower, Upgraded Water Tower)
Collect 22 Lettuces (Wok Cafe, Upgraded Wok Cafe)
Collect 8 Shovels (from friendsโ€™ cities - buildings with a clock or coin)
Budding Gardener II (3 keys)
Collect 5 Christmas crackers (Administration)
Ask friends for 6 Sunglasses
Collect 20 Snowboards (Shoe Shop, Upgraded Shoe Shop)
Budding Gardener III (4 keys)
Collect 16 Satin flowers (Premium cottage)
Collect 10 Pans (Hostel, Upgraded Hostel)
Collect 22 Bandages (German House, Upgraded German House)
2. Collect profits from the following buildings:
  • Supertanic Liner - 1 key every 24 hours;
  • Windmill - 1 key every 18 hours;
  • Rocchetta Mattei - 1-4 keys every 23 hours;
  • Almudena Cathedral - 2-4 keys every 22 hours;
  • Château des Réaux - 1-5 keys every 22 hours
3. Use the sale offer!
Special offer with the Odessa Opera House chest event
Château des Réaux: 4,500 coins, 1-4 energy, 2-4 pearls, 1-5 summer keys during the Odessa Opera House every 22 hours
Almudena Cathedral: 4,400 coins, 1-4 energy, 2-4 pearls, 2-4 summer keys during the Odessa Opera House chest event every 22 hours;
Rocchetta Mattei: 4,500 coins, 2-4 energy, 1-4 pearls, 1-4 keys during the Odessa Opera House chest event every 23 hours;
Glamis Castle: 4,300 coins, 2-4 energy every 20 hours;
Toulouse Cathedral: 3,300 coins, 2-4 energy every 20 hours;
Arya Dewaker: 4,400 coins, 2-4 energy every 24 hours;