wild
natural state
state of nature

However the majority of the area has been left in its natural state.

It will however, take a much longer time for the forest to return to a more natural state.

"I have never seen a man in his natural state before," she said.

The forest is left to grow in its natural state.

Today only about 5% of the forest remains in its natural state.

Though the island was used for cultural events through the 1960's, it has since been allowed to return to its natural state.

But the land surrounding them is left in its natural state.

This process allows the area to return to its natural state.

It is the natural state of two businesses in the same town.

It has never been found to exist in a natural state.