Prince William and Kate Middleton's relationship is adored by fans of the royals.

Prince William inherited the title of Duchy of Cornwall, which is his main source of income.

The Duchy of Cornwall has assets worth £1bn and gives Prince William an income of around £23m per year.

Prince William's net worth is around £32m and is expected to increase yearly due to the Duchy of Cornwall's income.

Kate Middleton's net worth is around £10m, thanks to her royal titles.

The couple is very popular with the British public, and Kate's popularity has been compared to that of Princess Diana.

Kate wears Princess Diana's engagement ring, which has a 12-carat oval Ceylon sapphire and 14 solitaire diamonds.

The Duchy of Cornwall estate included The Oval cricket ground and Dartmoor Prison.

Prince William and Kate Middleton inherited castles, palaces, and the Islands of Scilly.