No not yet, there are many internet web sites that are trying to create Air Treks and some are very close to finishing, but funding is a problem and so that's why no prototypes have been made...
if you want to help create them go here
http://z13.invisionfree.com/TheAtProject3/index.php?act=idx
but make sure you actually want to help.
The real question is What is ahead of you but you cant see it and the answer is The future.
Bunyups are real my mom told me.
On treks, the team used a pyramid-shaped tent -- now called a Scott tent. At the base camp, an assembled, pre-fab hut sheltered all the crew.
Seemingly it has been the ROI, return on investment. The initial information gained from the moon treks goes from very large to small in a short time and the cost of each successive flight stays the same - what we get out of them goes down and down.
Presuming that the phenomenon is not actually real smoke, Inside an aeroplane, if for some reason the air pressure reduces, then the some of the water vapour in the air will condense into droplet form. This may be alarming, but is in itself no cause for concern.
Air Treks
Treks in a Wild World - 2000 is rated/received certificates of: Australia:G
Charity Treks is a non-profit organization dedicated to holding fundraising events to support certain causes. With the help of many sponsors and participants, this organization is able to raise money for causes through events such as bike treks.
Treks in a Wild World - 2000 Trekking in Java - 3.6 was released on: USA: 2002
Treks in a Wild World - 2000 The Balkans 4-11 was released on: USA: 2003
Treks in a Wild World - 2000 Trekking in Laos - 3.2 was released on: USA: 2002
Palvil
Next Gen.
a reputed trekking agency in Nepal
Treks in a Wild World - 2000 Trekking in Switzerland 3-3 was released on: USA: 2002
Treks in a Wild World - 2000 Trekking in Peru 2-4 was released on: USA: 2000
Treks in a Wild World - 2000 Trekking in Java 3-6 was released on: USA: 2002