Good Home Good Farm V3.0 (MC 1.6.2)

Hello this is my first map. It is simple but cute. I hope i can make it please write comments about the map.

there are some challenges:
take care of the farm.
build a village with villagers.
build a castle near the village
find the treasure

V1.5 UPDATES:
ADDED OBSERVATION TOWERS
ADDED UPSTAIRS

V2.0 UPDATES:
ADDED RAMPART/WALL

V2.5 UPDATES:
ADDED MAGIC ROOM
ADDED NETHER WART IN TO THE FARM
ADDED RAILWAYS
ADDED CUSTOM TRAIN STATIONS

V3.0 UPDATES
ADDED HORSES
ADDED HORSE STABLE
ADDED NORMANIA (VILLAGE)
ADDED POLAR EXPRESS
ADDED HORSE RACE TRACK
FINISHED RAILWAYS

NOTE: TREASURE IS UNDER THE BED