The White House is the official residence of the President of the United States.

After the earthquake, it was reported that his whereabouts were unknown.

There is a beautiful apricot tree in my garden.

Observing dark nebulae is difficult.

In this chemical experiment, we will examine the properties of benzoic acid.

He decided to challenge the exploration of the Dark Continent.

Dark matter is covering this world.

I have been to Antwerp.

He is looking for a new job at the public employment security office.

She was always supported behind him, hidden from view.