It requires a road connection.
For more information see the Set Bonuses.
The Eastern Palace Tower comes with the special set bonus. When it is adjacent to other buildings belonging to the Indian Palace Set the properties of the building are improved.
Every 24 hours the Eastern Palace Tower will produce the following resources. Base resources will always be produced. Bonus resources are determined by how many other unique Indian Palace Set buildings it is connected to.
| 1st Bonus|| 2nd Bonus|