This taxi rank in Hiroshima, Japan was packed to an almost perfect formation as drivers waited calmly for new customers.
The cabbies were filmed on March 22 waiting in a disciplined manner until the row at the front is empty, then in unison, the large swathe of vehicles quickly advance in order.
The filmer said: "It happens in an orderly fashion without enforcement by police or other workers. Other taxis going around the line are dropping off passengers."