The presence of French Republic's authorities and the fact of having launched the Paris-Henday train led Biarritz to become one of the most outstanding tourist areas all over Europe. The queen of the beaches became the beach of the kings: Oscar II of Sweden, Leopold of Belgium, tireless traveller, empress of Russia Maria Feodorovna, mother of Nicholas II of Russia, Empress Elisabeth of Austria, Natalie of Serbia and her son Alexander I of Serbia, George V from Britain, Edward VII and Britain's Queen Victoria, Alfonso XIII of Spain, aristocrats, rich people, actors, from Europe and South America... In the summer-time, high-status people gathered in Biarritz. Therefore, the number of population remarkably increased, from 5,000 to 18,000. At the end of the 19th century, 50,000 vacationers were gathering in Biarritz.