Many people have been brought back from the dead with CPR and/or AEDs and saw Heaven as a result. Some people have also seen Hell as well. There's a whole book about near-death experiences that you should check out. It's called "Modern-Day Miracles" by Allison C. Restagno.
But bro its so obvious
"He's making a new Heaven and Earth"
"Live with Him in Paradise"
"He's preparing a special place for us"
If we have eternal life, that life needs somewhere to go
Is afterlife real? Does it exists for real? This means someday I'll meet again my grandpa? Please answer... There is actually a proof of the existence of afterlife?