Jurgen is an Out of body explorer, he has gone into other realities and dimensions.
He has a great book called "Multi-Dimensional Man"
Is one of my mentors, because he knows from experience, but he also shows you tools, strategies, mindset & philosophy about how to explore peacefully & successfully in a positive way
Checkout his
youtube channel
It has a lot of AfterLife Answers videos that would be very helpful in order to learn.
Stay Strong,
SpiritualFreedom