She opened the jewelry box and found a new necklace.

There is a new email in my inbox.

There are already many votes in the ballot box.

There is not a single letter in my mailbox.

He put the matchbox in his pocket.

He made a plan to build an ark.

The story of the Ark is shared among many cultures around the world.

My piggy bank is already full.

When he opened the supernatural 'box', an unknown power was released.

He treated that secret like Pandora's box.