In its most ambitious form, the project would cost $1.5 billion.

Officials said the plan, to begin next fall, would be the most ambitious in the country.

I would give it into the hands of the most ambitious.

These are the states with the most ambitious social programs and state services.

Now he was starting yet another house, the most ambitious project so far.

The reason is one of the most ambitious foreign study programs at an American college.

His most ambitious work is on the other side of the country.

The most ambitious photo work, though, is on a different track.

What she seemed to be saying was, 'Is that the most ambitious thing?

It is all part of what may be the most ambitious public art project in the country.