Amazon is offering a Prime Day deal on the Middle-earth 6-Film Collection, including both trilogies of The Lord of the Rings and The Hobbit on 4K Blu-ray, Blu-ray, and digital formats for $100, reduced from $210.
Separately, The Lord of the Rings Trilogy is available for $55 (originally $90), and The Hobbit Trilogy for $39.33 (originally $90).
The 4K Blu-ray box sets include both theatrical and extended cuts of the movies, with the Middle-earth 6-Film Collection also including digital and standard 1080p Blu-ray editions.
Additionally, Amazon has various Blu-ray box sets for Lord of the Rings and The Hobbit on sale, some of which are eligible for the retailer's B2G1 Free Blu-ray Sale.