Market -> Bazaar -> Emporium
Stall -> Butcher -> Grocer
Library -> Municipal Library -> State Library
Bank -> Depository -> Exchequer
Harbor -> Pier -> Port
Colosseum -> Stadium -> Venue
College -> University -> Academic Campus
Observatory -> Satellite Array
Odeon -> Theater -> Performing Arts Center
Walls -> Buffer Zone
City Guard -> National Guard Base
Monastery -> Seminary School
Fletcher -> Musket Manufacture -> Rifle Factory
Monument -> Relic
Stable -> Horse Ranch
Jail -> Penitentiary -> Prison
TNT Factory -> Explosives Factory -> Missile Factory
Granary -> Storehouse -> Warehouse
Courthouse -> Law Center -> Administrative Complex
Stall -> Butcher -> Grocer
Library -> Municipal Library -> State Library
Bank -> Depository -> Exchequer
Harbor -> Pier -> Port
Colosseum -> Stadium -> Venue
College -> University -> Academic Campus
Observatory -> Satellite Array
Odeon -> Theater -> Performing Arts Center
Walls -> Buffer Zone
City Guard -> National Guard Base
Monastery -> Seminary School
Fletcher -> Musket Manufacture -> Rifle Factory
Monument -> Relic
Stable -> Horse Ranch
Jail -> Penitentiary -> Prison
TNT Factory -> Explosives Factory -> Missile Factory
Granary -> Storehouse -> Warehouse
Courthouse -> Law Center -> Administrative Complex