This guide details the disguises available in Indiana Jones and The Great Circle, categorized by region: Vatican City, Gizeh, and Sukhothai. These disguises allow players to infiltrate restricted areas undetected. Note that even in disguise, higher-ranking officers may still recognize Indy.

Vatican City Disguises:

• Clerical Suit: Obtained from Father Antonio upon entering Vatican City. Includes a clerical key and a wooden cane.
• Blackshirt Uniform: Found in an excavation site, accessible by climbing a building roof. Includes a Blackshirt key and allows access to restricted areas, including the Vatican underground boxing ring.

Gizeh Disguises:

• Digsite Worker Disguise: Acquired at the start of the "Sanctuary of the Guardians" fieldwork quest. Includes a shovel.
• Wehrmacht Uniform: Located in a tower (map location provided in the original article). Includes a Luger pistol, a Wehrmacht key, and access to Wehrmacht quarters and the Knuckle Duster boxing den.

Sukhothai Disguise:

• Royal Army Uniform: Found in Voss' Camp, north of Sukhothai. Includes a semi-auto pistol and access to all restricted areas, including the Sukhothai boxing pit.

This information is extracted from a larger guide containing walkthroughs, puzzle solutions, and more for Indiana Jones and The Great Circle. Refer to the original article for a complete guide and additional details.