The world’s highest post office

Straddling Italy and Austria, the Dolomite Mountains blend three languages, two identities and one breathtaking landscape – but their delicate balance is being tested

In the Dolomites, mountaineering legend Reinhold Messner has turned his life story into a collection of high-altitude museums.

When one of the monoliths that made up Italy's Five Towers toppled, it seemed a rare, exceptional event. In fact, peaks are crumbling throughout this stunning mountain range.