A man smokes marijuana during a demonstration in support of the legalization of marijuana in Medellin, May 2, 2015. (Photo by Fredy Builes/Reuters)

People take pictures of huge waves crash on the Viavelez seafront in the northern Spanish region of Asturias January 2, 2016. (Photo by Eloy Alonso/Reuters)

Deal or New Deal, Season 2. Pictured: Meghan Markle, 2006. (Photo by Paul Drinkwater/NBC/NBCU Photo Bank via Getty Images)

An Afghan girl carries washed clothes on her head in Bamiyan, Afghanistan on March 2, 2023. (Photo by Ali Khara/Reuters)

Florida delegates dance on Day 2 of the RNC in Milwaukee on July 16, 2024. (Photo by Ricky Carioti/The Washington Post)

A lynx cub that followed a villager in the forest, is fed by a mother and her son for 2 days at the Koyulhisar district of Sivas, Turkiye on October 4, 2023. After 2 days, the lynx cub was taken under protection by the Sivas Department of Nature Conservation and National Parks teams. (Photo by Serhat Zafer/Anadolu Agency via Getty Images)

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.