We stayed at the base, close in, knowing better than to try to climb the impossibly steep slope looming beside us.

The cars rising slowly along the impossibly steep track, jerking and grating on their chains.

Like when you need to climb an impossibly steep sand dune, for example.

One of Grandma's business ventures, a housing development, clings to an impossibly steep cliff.

The descent before us looks impossibly steep.

A moving mountain, replacing those that fell with new blood, defeating the urge of gravity to level its impossibly steep sides.

A pine balcony, the choir's home, has risen in the rear, up a flight of impossibly steep 900-year-old stairs.

He wouldn't tell them anything more, but drove by tiny back roads, through impossibly steep villages to the grotesque gardens of Bomarzo.

The road is single-lane each way, winding, swooping up and then down, the impossibly steep cliff to one side, the water on the other.

A man in goggles is having a bumpy time of it, bouncing back and forth on an impossibly steep slope.