In comparison, London is the most densely populated city in the UK but only has 5,960 people per square kilometre. Even ...

Mong Kok in Hong Kong is known as the most densely populated place on earth, with a staggering 130,000 people packed into ...

Agra is in Uttar Pradesh and is one of the most crowded tourist cities because of the Taj Mahal which is the 7th Wonder in ...

This autumn, in response to the increasing congestion, New York Mayor Bill de Blasio announced a test ban on deliveries during commuter hours on some of the city's most crowded streets.

Living in an overcrowded city is a very different experience than simply visiting one. While a tourist passes through for a select amount of time, locals are stuck dealing with large vacation ...

Switzerland has long captured the attention of travelers seeking to explore its vibrant cities, stunning natural beauty, and adventurous outdoor activities. Switzerland's landscape is incredibly ...

Tossed cigarette butts are a huge litter problem. Crows are highly intelligent animals that can be trained to perform tasks for rewards. Can this possibly work? And is it even ethical?