there is not a second gold coin
The castle is the second area on the island, to the right of the Village.
There is no way to reset an island. On Astro Knights, if you leave the island from space, the spaceship parks on top of the castle in Arturus. To replay the island, you would have to create a second username. You can have as many as you want, saved or unsaved.
It's the forest and water dragons you just have to keep breeding the rarest dragons you get from it.
The hovercraft runs on manure.
The King and Queen of Arturus are on the second floor of the castle.
Jump to the second level where you see the sparkle.
Go to the throne room on the second floor of the castle.
Only one is available, but it would make a nice keepsake.
In the castle, on the second floor. They will give you information on your quest to save the Princess.
Nabooti Island : (Kaya Forests) there is a gold nugget in the palm tree above the second hut.Astro Knights Island : the gold coin is in the fountain next to the museum.
no