A great way to determine whether you a hot air balloon ride is for you is to try a tethered balloon ride at a fair or publicity event. In a tethered ride, balloons are anchored and pilots simply fly the balloon up and down with passengers in tow. Rides are short and last just a few minutes each.
The aorta is the largest artery in the body. The aorta begins at the top of the left ventricle, the heart's muscular pumping chamber. The heart pumps blood from the left ventricle into the aorta through the aortic valve. Three leaflets on the aortic valve open and close with each heartbeat to allow one-way flow of blood. The aorta is a tube about a foot long and just over an inch in diameter.
  The aorta is the largest blood vessel in the body, originating from the left ventricle of the heart and bringing oxygenated blood to all parts of the body in the systemic circulation. The aorta is the main (largest) artery of the circulatory system.eparating aorta might refer to an aortic dissection. An aortic dissection is a life-threatening aortic condition in which the inner layer of the aorta is torn.