With 48 hogs for every resident, the county has the densest concentration of hogs in the country.

The area still contains Britain's densest concentration of motte-and-bailey castles.

HD 97950 is the central star of star cluster, the densest concentration of very massive stars known in the galaxy.

Marfa has the densest concentration of people in a county that encompasses 6,000 square miles.

It is one of the densest concentrations of potentially hazardous pollution sources in North America.

With a population of only 6.5 million, Switzerland has Europe's densest concentration of soldiers.

New York City, a leader in medical research, has the nation's densest concentration of hospitals and medical schools, many of them nationally renowned.

Nagpur boasts the densest concentration of assembly seats with the city divided into 6 areas.

The new map provides the best evidence yet that normal matter, including all stars and galaxies, collect within the densest concentrations of dark matter.

The seasonal movements and the densest concentrations of whales, then as now, are unknown.