There will not be any whole nations saved during the tribulation. All nations will be complicit with the antichrist. His reign will be global.
The underground facilities Bean mentions will not be for use for believers. These are deep underground military bases and labs which are used for purposes that directly support the NWO agenda.
Deep Underground military bases
In fact Revelation speaks of the wicked rulers of the earth attempting to hide in these places to escape the wrath of our Savior.
"And the kings of the earth, and the great men, and the rich men, and the chief captains, and the mighty men, and every bondman, and every free man, hid themselves in the dens and in the rocks of the mountains;
And said to the mountains and rocks, Fall on us, and hide us from the face of him that sitteth on the throne, and from the wrath of the Lamb:" - Revelation 6:15
Believers will have no need to escape the wrath by such means. He is our protection, but their doom.
If you have never seen the murals that are in Denver International Airport, here they are. They are blatant depictions of the NWO agenda and their goal of depopulation:
Larger image of paper with writing in the bottom right corner
Check out this video expose on DIA: http://timenolonger.ning.com/video/conspiracy-theories-what-s-up-wi...