To serve a dense populated city, hospitals were founded since 21st century.

By 1915 the more prosperous people left the dense city for the suburbs.

Precision-guided bombs can be risky to use in dense cities.

Jakarta has been established for more than 490 years and now is the ninth most dense city in the world with 15,400 people per km2.

Even guided long-range bombs can be risky to use in dense cities.

Deploying buried cables to every apartment in a dense city is a disruptive process.

Nowhere else in Virginia have rural areas and more dense cities been combined in this way.

But then San Francisco is a dense and crowded city.

It looked like a dense, compact little city.

In dense cities, the waste produced by large numbers of transportation animals was a significant health problem.