Planet Earth II (4K Ultra HD + Blu-ray) $19.40 Shipped, Blue Planet: The Collection (Region-Free Blu-ray) $15.65 Shipped @ Amazon UK

Planet Earth II: Narrated by David Attenborough (4K UHD + Blu-ray)
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The total price will be lower if you pay with a credit card that doesn’t charge foreign transaction fee, around $18.60 shipped.
Also on sale:

• Blue Planet: The Collection (Region-Free Blu-ray) $15.65 Shipped or $15 w/ no foreign transaction credit card.
  • Includes:
    • Blue Planet (Blu-ray)
    • Blue Planet II (Blu-ray)