Another invisible line is the Qinling-Huaihe line, which separates China into two distinct regions: the humid and subtropical south and the dry, temperate north.

Each route will be represented on Tube maps as parallel lines in different colours ... Caribbean to fill labour shortages after the Second World War and runs through communities linked to the ...

Britain and its Empire lost almost a million men during World War One; most of them died on the Western Front. Stretching 440 miles from the Swiss border to the North Sea, the line of trenches ...