+1 Food. Extra +1 Production if built on features after researching Archery Technology (obsolete with Medieval Faires Civic). +3 Gold from each adjacent Commercial Hub District after researching Currency Technology.
Can only be built on valid Resources or Savannah. Once Archery is unlocked it can also be built on Forests. Once Guilds is unlocked it can also be built on Rainforest.
If built on Luxury resources, the city will gain use of that Resource.
Adacency Bonus
+3 Gold from each adjacent Commercial Hub tile, requires Currency.
+3 Gold from each adjacent Floating Market tile, requires Currency.
+3 Gold from each adjacent Suguba tile, requires Currency.