turn the following sentences into passive voice

1. A documentary film about the snow leopard was being shown by the local cinema.

2. The new town hall was rebuilt last summer by them.

3. Yellowstone National Park is visited by millions of tourists every year.

4. Black rhinos can be found by you in some parts of Africa.

5. Whales has been hunted by people for years for their meat and blubber.

6. Endangered species will be protected by the organization for many years to come.

7. A new animal was discovered by them in a forest last week.