Her early dungeon designs, most notably in 'Caverns of Thracia,' showcased her preference for complex, non-linear layouts. These dungeons often featured interconnected areas, hidden passages, and multiple routes to objectives, encouraging exploration and strategic thinking.

Jaquays strived to create dungeons that felt believable and internally consistent, even within the context of fantasy settings. She considered the ecology, history, and purpose of each area, ensuring that the environment contributed to the overall narrative and gameplay experience.

In her later designs, Jaquays increasingly integrated narrative elements into the dungeon environment. She used environmental storytelling, challenging encounters, and meaningful rewards to create immersive and engaging experiences for players.

Jaquays' innovative approach to dungeon design has had a lasting impact on the gaming industry, inspiring countless designers to create more complex, engaging, and believable environments.