At lunchtime today the normally bustling city of Manchester paused to pay tribute.
Through their involvement in the project, we get a candid glimpse into the lives of the catadores, many of whom feel forgotten by the bustling city around them.
The experience is akin to visiting a charming country house in the middle of a bustling capital city, a walk into a place apart.
Its ramparts still stand strikingly as a reminder of its strategic importance, and the bustling alleyways of the old city retain a medieval flavour.
The Royal Society for the Protection of Birds (RSPB) looks after the colony, which it describes as a "bustling seabird city, with puffins, black guillemots, razorbills and peregrines some of the special residents".
BBC: Ailsa Craig: Asking price reduced in Irish Sea island sale
Keen to find my own way up into the mountains, I ventured into the city center, walking through the bustling sidewalks, underneath the dirty walls of the fading 19th century buildings, past the garish billboards, and brightly lighted storefront windows, and made my way to the public bus terminal.
Dhaka became the Mughal capital of Bengal in the early 17th Century, during which the city was bustling trading metropolis.
The result, at times, is like a promotional film for the African tourist board - a montage of bustling city streets, colourful market scenes, wildlife and culture.
No longer a sleepy fishing village, not yet a bustling metropolis, the city itself is on the brink of transformation.
"In the instance of the Linked Hybrids, this experience seems more like being in an observation tower, and less like being in the middle of a bustling, alive, exciting city, " he says.
Berlin, once a Coos County paper hub whose motto is "The City That Trees Built, " had been a bustling mill town of more than 15, 000 in 1970 but by 2010 had lost nearly 40% of its population, he said.
Seoul is a bustling, sprawling city of 10 million, ringed by mountains and divided by the Han River.
In Mexico City, about 35, 000 public venues were shut down, transforming the bustling metropolis of 20 million people into a ghost town overnight.
Back in the capital, I remarked to Lt Gen Nick Carter, the senior British general and deputy commander of all Nato's forces in Afghanistan, that despite its bustling street life the city seemed edgier and more dangerous than when I had first visited in 2003.
应用推荐