To get to the hovercraft in the attic of the mill, pull the rope to unlock the gears. Then go outside and turn the windmill arms by jumping on them. When they turn counterclockwise, the roof dome will open. Add manure to the hovercraft and it will go to the swamp.
you put it into the spaceship ontop of the mill
it is to the right of the castle, just keep going right.
On the water wheel at the mill. (Far right side of the Mill area) You jump up to it
There is no well at the mill. There is, however, a rope, and a secret society member, and a hidden hovercraft.
In the field between the castle and the mill. A farmer will give you a bag.
You can get a bag of manure (but just one) at the farm near the Mill.
The mill is out of commission. The only way to get across the mud swamp is the hovercraft in the mill's attic.
The saucer Excalibur is crashed in the mud to the right of the old mill. It will need a replacement for its damaged fuel supply, the green fuel rod.
The windmill is at the far right side of the island. There are three areas : the Village, the Castle, and the Mill.
Climb into the loft of the mill and hang on the short rope there.
The marsh is all the way on the right, go right from the Mill.
The saucer Excalibur is crashed in the mud swamp to the right of the Mill.