4. Dolphins
Given to: Elizabeth II, the queen
Given by: A portion of a 1300s royal edict
Estimated Value: Incalculable
The Crown’s ownership of all dolphins, sturgeons, and whales in British waters dates back to a 14th-century royal decree. While this isn’t a traditional gift, Queen Elizabeth inherited this peculiar privilege when she ascended the throne.

Every dolphin in the UK may be found on Reddit.com.
Known as "fishes royal," any such creature caught within three miles of the UK coastline legally belongs to the monarch. Although this rule is rarely enforced, it remains an intriguing and unique aspect of royal tradition.