The Elephant Fountain comes with the special 'Set Bonus'. It produces happiness when not connected to any other buildings of the set, however it can also provide coin boost, supply boost, defense boost and attack boost when connected to other Indian Fountain Set buildings.
It requires a road connection.
For more information see the Set Bonuses.
The Elephant Fountain comes with the special set bonus. When it is adjacent to other buildings belonging to the Indian Fountain Set the properties of the building are improved.
The Elephant Fountain will provide the following boosts. Base happiness will always be produced. Bonus stats are determined by how many other unique Indian Fountain Set buildings it is connected to.