This is a house that took me a while to make. it has:
a house with 2 storeys
a water slide and pool
an underwater mob arena
a 1km long minecart track
a TNT cannon
a hidden chest!!!!!
an enderman arena
a shooting range
a huge hole to bedrock (80% finished)
a farm
a redstone sugarcane farm
I hope you enjoy the

Additional Notes

in the enderman arena at the end of the track, to start, place tnt on the bedrock blocks, then press the button up to 10 time with a short pause between presses.