Using the definite article ‘the’

Have you ever been to [  ]  Australia?

Do you think [  ] Central Park is dangerous?

The ship sank in [  ] North Sea.

These days, lots of expeditions go to [  ]  Himalayas to climb [  ] Everest.

[  ]  Grand Hotel is on the corner of [  ]  Hammett Street and [  ] Chandler Road.

I would love to go to [  ] Loch Ness in [  ] Scotland.

It is very important to protect [  ] Amazon forest.

The plane landed at [  ] Kennedy airport after crossing [  ] Atlantic.

Shall we visit [  ] National Gallery, [  ] Tate Modern or go to [  ] Odeon Cinema?

[  ] Cairo is the capital of [  ] Egypt

[  ] Texas is in [  ] south of [  ] United States.