Now, its vast system of rivers have made it, so far, the state most affected by the melt.

Government bureaucracies are so big that individuals may feel like just a number in a vast system.

Players have to travel through eight vast planetary systems in order to get back to their original home world.

Everything is run by vast, computerized systems, not by people.

They had vast systems of trenches between the two sides.

First, Texas has a vast system of free care for the uninsured.

The scope of this vast system is suggested by one remarkable statistic.

Like them, he discovered a vast and arcane system held together with technology - in his case, the nation's network of banks.

As this vast system struggles with problems large and small, the health care marketplace is changing all around it.

What broke in our vast system of public assistance to allow Americans to become so poor they lived under bridges?