There's truly a spectacular view at Windsor Castle as the world watches on as Prince Harry and Meghan Markle.

1. Britain's Prince Harry and Meghan Markle are getting married at the at St. George's Chapel in the grounds of Windsor Castle.

2. The ceremony would begin at 12 p.m. local time (7 a.m. ET). 

3. After they're officially married, there will be a carriage procession just like Prince William and Kate Middleton had on their wedding day.

4. The couple will now be officially referred to as the Duke and Duchess of Sussex.

5. The couple will attend a reception hosted by Queen Elizabeth II in the afternoon.

6. They will also attend a smaller one hosted by Prince Charles, Harry's father, this evening.

7. The couple invited 1,200 people to their ceremony. These people were specifically selected for their positive impact on their communities and humanity.

8. Meghan Markle may be marrying into the British royal family but if she wants to be a Brit, she has to pass a citizenship test.

9. After yesterday's rehearsal, Meghan and her mother requested more flowers at the door and within the church premises. 

WATCH: