This was the highest starting elevation for a BASE jump on record.

Besides, as Jerry had pointed out, nobody had ever made a BASE jump without basic training.

Alex glanced down and noticed his hands, still grubby from his BASE jump.

It was described as the highest BASE jump.

It is the world's highest natural BASE jump off the earth.

Most BASE jumps are made from less than 600m (2,000 feet).

For example, a BASE jump from a 150m (500 foot) object is about 5.6 seconds from the ground if the jumper remains in free fall.

A BASE jump from 150m (500 foot) will have a parachute ride of only 10 to 15 seconds.

Surreptitious BASE jumps are often made from tall buildings and antenna towers.

-We'll take a look at how a BASE jump is performed in the next section.