It's called the Kingdom of Heaven, but it's here on earth. It describes our need for a savior and points out the unpardonable sin millions will commit.
For wide is the gate and broad is the road that leads to destruction and many enter through it. But small is the gate and narrow the road that leads to life and only a few find it.
If you, then, though you are evil, know how to give good gifts to your children, how much more will your Father in heaven give good gifts to those who ask him! Matt 7:11