I enjoyed reading the whole story of the trip, with lots of photos:

http://jones.colorado.edu/Fremont08/

On 10/3/2014 10:18 AM, Jeff Palmer wrote:
> So that looks fun!  Can you just pull off anywhere (within limits)
> and pop the top?  Or was that a spur of the moment shot?
>
>> Date: Fri, 3 Oct 2014 08:36:24 -0600 From: Jones@COLORADO.EDU
>> Subject: Re: Propex + altitude +placement To:
>> vanagon@GERRY.VANAGON.COM
>>
>> I have camped at 11,900' several times and my propex worked fine.
>>
>> http://jones.colorado.edu/Fremont08/Sunrise.jpg