A much larger sliding door, in the interior wall, guarded the airlock.

The door no one was guarding.

The blocked door guarded a treasure greater than anyone could have imagined, a government data bank, shielded and sheltered, almost perfectly preserved, with most of its information intact and retrievable.

Every hall is watched, every door guarded.

The Coming of Conan The Cimmerian Whatever doors had once guarded its portals had long rotted away.

"They will keep the door well guarded now and we cannot use the key."

A massive double door guarded the front entrance to the mansion, and Dominion security inspected visitors carefully through a glass panel before unlocking it.

A strong door guarded the outer room.

Whatever doors had once guarded its portals had long rotted away.

Short-Son of Churr-Nig was running on the surface of Hssin with no place to go, every door guarded by the enemy.