By the mid-1850s hot and cold spring resorts existed in 20 states.

Today, it exists in many states and often is one of the largest political opposition groups.

The problem is particularly acute here, but similar problems exist in many other states, according to medical experts.

At the end of 1847 only 15 law schools exist in the United States.

No such program is known to exist in the United States.

Water is the only substance on earth that exists naturally in three states.

At the time, nothing like it existed in the United States.

"This situation would not be allowed to exist in the United States."

All matter exists in three states: solid, liquid and gas.

"I just couldn't believe something like that existed in the United States."