The bonus levels are timed missions that involve destroying or protecting a particular object.

Maintaining financial stability involves protecting against threats to the whole financial system.

A typical escort quest would involve protecting a character as he or she moves through a monster-infested area.

A further benefit from the canal involved protecting Gent against the periodic flooding to which it had been subject.

Treatment involves protecting the skin and eyes from the sun:

The second quest involves protecting Arthur's lands from northern raiders.

The first involves protecting a convoy as it travels to port through the Caribbean.

It involves protecting women's fundamental right to be left alone by the government when making the most personal of decisions.

"A great part of our discussion involved protecting that line," Edward Imperatore said.

This involves protecting the individual's legitimate right to free expression.