Seaside breaks date back to the Roman times, but it wasn't until the mid-19th century that the prospect of sun, sea and good times became a must for holidaying aristocracy and the upper classes. Developments in infrastructure in the 20th century meant even more people could enjoy a break on the coast, and as international travel kicked off, destinations in France, Spain and Italy became top choices for glamorous movie stars and the rich and famous. We step back in time and look at the history of some of the world's most famous coastal escapes.