Here is my minecraft singleplayer world!
It contains a big castle, a chatedral, glass pyramide, railway system around the world, a prison, a harbour, a theater, a market, a huge farm and som ancient buildings.
Often updates as the world are in development...
Is resistant to explosions of any size.
[*] Minecart Subway system that works in 1.7 get in minecart in basement.(W.I.P) (Not connected)
[*] Piston boat dock dock with boat dispenser.
[*] Underwater sandcave with tunnel to bunker basement
[*] Double iron doors that work with buttons.
[*] Mineshaft To Bedrock In Basement
[*] Trash Compactor
[ ] Added Slime Farm (transports slimes to mob room down the hall from the catcus farm)
[ ] Added Mob Room
[ ] Added Elevator Out of Slime Farm (Acess in mob room)
[ ] Added Slime EMP Unit
 Change Sandcave's Ceiling From Smoothstone to Glass
 Added A Shell to the Day/Night Sensor (Etho's Version)
[ ] Build A Station At Cobblestone Fotress
[ ] Add Automatic Wheat Farm
[ ] Add Automatic Sugarcane Farm
[ ] Add Automatic Mushroom Farm
[ ] Add Nether Content
[ ] Add X-Ray Vision Chamber
[ ] Add Mob System (Mayby)
[ ] Add Vault/Arsenol with Weapons And Goodies
 Connect Subway Minecart Track To Coblestone Fotress
Im using faithful 32 texture pack for 1.8.1 in the screen shot
Heres the texture pack link: