Tile Properties Dialog
Allows you to set the properties of the current tile. You may select which resource (if any) resides on the tile, which barbarian tribe (if any) resides on the tile, and what terrain features and improvements the tile contains (irrigation, road, fortress, goody hut, mine, railroad, and pollution)
NOTE: The Starting Location listbox is currently disabled.
Click anywhere on the image for help on that part of the screen.