Actors Rooney Mara, left, and Joaquin Phoenix arrive at the premiere of “Joker: Folie a Deux” on Monday, September 30, 2024, at TCL Chinese Theatre in Los Angeles. (Photo by Jordan Strauss/Invision/AP Photo)

Alexander Levine crosses the Verrazzano-Narrows Bridge during the marathon in New York on November 3, 2024. (Photo by Brendan Mcdermid/Reuters)

Ecuador President Daniel Noboa and his wife Lavinia Valbonesi arrive for the Presidential Inauguration of Donald Trump at the Rotunda of the U.S. Capitol in Washington, U.S. January 20, 2025. (Photo by Evelyn Hockstein/Reuters)

Actress and singer Rachel Zegler attends the World Premiere of Disney's Snow White at El Capitan Theatre in Hollywood, California on March 15, 2025. (Photo by Rodin Eckenroth/Getty Images for Disney)

“Hiding In The Shadows”. This Baby Sandhill taking refuge under Moms wings while sitting on her second egg. I witnessed this baby being born earlier that day,and the next morning saw the other one hatch,what a sight to see. Photo location: Deland, Florida. (Photo and caption by Scott Helfrich/National Geographic Photo Contest)

Devotees of the Chinese Jui Tui shrine are seen with spikes piercing their cheeks during a procession celebrating the annual vegetarian festival in Phuket, Thailand in this October 19, 2015 combination photo. The festival, featuring face-piercing, sacrifice, spirit mediums and strict vegetarianism celebrates the local Chinese community's belief that abstinence from meat and various stimulants during the ninth lunar month of the Chinese calendar will help them obtain good health and peace of mind. (Photo by Jorge Silva/Reuters)

“Diver in Magic Kingdom”. Green Lake (Grüner See) is located Tragöss Austria. In spring snowmelt raises the lake level about 10 meters. This phenomenon, which lasts only a few weeks covering the hiking trails, meadows, trees. The result is magical to watch diving landscapes. Photo location: Grüner See at Tragöss, Austria. (Photo and caption by Marc Henauer/National Geographic Photo Contest)

The characters fighting for Westeros in Game of Thrones are fighting mostly for CGI backdrops. Like many others TV series and movies, visual effects is a huge part of the production process as it handles details both great and small. A great credit to Game of Thrones is that the story is so good that we forget about the effects, and another great credit goes to the VFX team because their work is seamless. If you want to see the seams, you have to get a visual breakdown of how the shots are put together.