Nature is one of the main sources of ins

问题：

Nature is one of the main sources of inspiration(灵感来源) for artists. We’ve seen many works of art that are about trees, but in South Africa, there is a special work of art that can amaze you --- a bar in a tree.

The bar, named Sunland Big Baobab,    小题1:  a hollow tree. The huge tree is the wildest baobab tree(猴面包树---非洲) on record, which is a type of tree normally found in hot,   小题2:

Africa. The large tree, twenty two metres in    小题3: and forty-seven metres in girth(周长), stands on Sunland Farm. More amazingly, the tree is    小题4:  the oldest tree in the world --- it is about 6,000 years old!