Cities with rich pasts often feature remarkable architecture and unique monuments. Western history defines the period stretching from the 5th to the 15th century as the Middle Ages, and many ...

Cities have grown much larger, taller and more robust, evolving into thriving cultural centers welcoming millions of visitors ...

Read more: Before-and-after images show how parts of San Francisco could be underwater by 2100 The city's Ferry Building has been around since the end of the 19th century. Source: Climate Central ...

A series that started with eight cities now has 68, and Ruel’s goal is 100. But he leaves open the possibility that just like the images, the series may, in a way, be infinite. From every angle ...

An astronaut has captured jaw-dropping pictures of cities from space. American spaceman Don Pettit picks out the bright lights of urban areas from 257 miles up on the International Space Station.