The signage for Six Flags Over Georgia is seen in 2021.

The provided documentation confirms that the signage for Six Flags Over Georgia was seen in 2021. This visual evidence specifically identifies the branding of the amusement park during that year. The reports consistently highlight the visibility of the Six Flags Over Georgia signs, ensuring that the identification of the location and the specific timeframe of 2021 are clearly established across the available sources without any further modifications or additional contextual details provided.