The Sydney Harbour Bridge is a steel arch bridge across Sydney Harbour. Built in 1932, it carries road and rail traffic, as well as pedestrians. It connects Sydney’s central business district to the ...
Pump Park Vintage Photography/Alamy The Aletsch Glacier in Switzerland’s Bernese Alps is the mightiest mass of ice in Europe. Covering a staggering 66 square miles (171sq km) it has always attracted ...