All around the table in the observation lounge, the others considered what they had heard.

You've got to come down to the forward observation lounge.

The observation lounge was half filled, no more than that.

There's a senior staff meeting at 1100 in the observation lounge.

"We could brief you and the rest of your staff in the observation lounge."

Just in time to save her from his response, they reached the observation lounge.

Then one of them directed me to the observation lounge.

And found himself at last in the station's observation lounge.

There was no one else in the observation lounge when they reached it.

The captain decided to take the second call alone in the observation lounge.