It was an open area with a smooth, synthetic surface, almost circular and having a diameter of some 180 miles.

The stadium saw a major renovation as a synthetic surface was recently installed.

A number of courses have installed synthetic surfaces in the past year.

An added benefit of the synthetic surface is an estimated $50,000 annual savings in field maintenance costs.

Occasionally, real drama breaks through the synthetic surface of the coverage.

This nucleation occurs on a synthetic surface with some success.

The track was upgraded to a synthetic surface at the same time.

A synthetic, slower surface will also be used for the first time.

"But tests showed that it was the coolest available synthetic surface."

He has won Grade 1 races on both dirt and synthetic surfaces.