BASE jumping

BASE jumping is an extreme sport. It is (1)____ to sky-diving, but there are important differences. Firstly, the jumps are much lower – usually no more than 600 metres. And secondly, there is no aircraft. (2)____, participants jump from some kind of bridge, building or cliff. The first BASE jump took (3)____ in 1912 in New York when Frederick Law jumped from the Statue of Liberty. In the 1960s and 70s, the sport became more popular, partly (4)____ to film-maker Carl Boenish. He made documentaries about BASE jumping and also (5)____ of the name. He died in 1984 while he was jumping in Norway. BASE jumping is a thrilling experience but it is very risky too.