Swans, warrants and two birthdays: unusual monarchy facts

A file photo of King Charles III. The British monarch does not vote and cannot stand for election. As head of state, he or she must remain strictly neutral in political affairs. Photo: Ben Stansall/AFP

The UK's new king will travel without a passport and drive without a license, own all the mute swans in England and may continue a tradition of celebrating his birthday twice a year.

Here is a list of unusual facts about Britain's new monarch.