Need something to build? Here's a list of ideas!

More details here: http://www.minecraftforum.net/topic/235306-hintstipsbuilding-a-city/

Aether Portal Laboratory
Aircraft Hangar
Airport
Airport Control Tower
Amusement Park
Animal Pen
Animal Shelter
Aquarium
Archery Range
Armoury
Art Gallery
Artillery Defence
Asylum (Comes in a variety of purposes)
Bakery
Bandit Hangout
Bank
Bar/Pub
Barracks
Barrier/Fence/Wall
Bath House
Bio Dome
Blacksmith/Goldsmith/Silversmith
Blasting Pit
Boat House
Bomb Shelter/Safe House
Bunker
Bus Station
Canal
Castle/Fortress
Chapel/Church
Car Wash
Citadel
College (Academics, Magic, Mining…etc.)
Community/Recreational Center
Construction Site/Zone
Court House
Dam
Defence/Lookout Tower
Demolition Site
Dog/Wolf House
Dry Cleaner
Dueling Arena
Embassy
Explosives Testing Flat
Factory
Farm [Automated]
Farmers Field
Flag Pole (With flag)
Fountain
Garage
Garbage Dump
Gas Station
General Store
Government Building (Ex. Parliament Buildings, White House)
Granary
Greenhouse
Grocery Store
Guard Tower
Guild Quarters
Helipad/Landing Pad
Historic Building/Location
Hospital
House/Apartment
Inn/Hotel/Motel
Jail/Prison
Keep
Library
Lumber Mill
Lumber Yard
Machine Shop
Magician's/Wizard's Tower
Mansion
Marina
Market Square
Memorial/Monument
Meteor Impact Site
Military Complex
Mill (Lumber, Reed, Wheat...etc.)
Mine (Open Pit, Shaft, Strip)
Mineshaft
Missile Silo
Mob Examination/Testing Facility
Mob Spawn Building
Monorail
Museum
Nether Portal Laboratory
News Station
Nuclear Missile Drop Tower
Nuclear Missile Testing Town
Observatory
Office Building
Oil Drill
Oil Pump
Oil Rig (on sea)
Orchard (Apple, Cherry, Orange...etc.)
Park
Parking Lot
Pier/Port
Pirate Bay/Cove/Town
Port Crane
Port Docks
Port Warehouse
Power Plant (Coal-Powered, Nuclear, Wind Turbines...etc.)
Processing Plant
Public Pool
Quarry
Radar Dome
Radio Station
Radio Tower
Redstone Facility (Place for redstone mechanics)
Restaurant
S.A.M. Sites
School
Science Laboratory
Sewers
Shipyard
Shooting Range
Skyscraper
Slaughterhouse
Space Elevator
Space Ship Launch Pad
Spider-proof Walls
Sports Center/Field/Rink
Stable
Statue
Storage Shed
Store (Food, Supplies/Blocks, Tools, Weapons)
Subway/Mine Cart System
Sunken Ship
Tavern
Tailor
Tool Shed
Tool Manufacturing Factory
Town Hall
Train Repair Facility
Train Station
Train Yard
Tree House
Underground Parking
Underwater Facility
University
Walking Path (Through a forest/park)
Warehouse
Water Treatment Plant
Water Wheel Building
Well
Windmill
Workshop
Zombie Fortress
Zoo

Really big and fun list of things to build + repped!
Now build them and leave photos

^

My goal is to build every single item on that list