Subterranean Sanctuaries: Hidden Architectural WondersSize: 16Difficulty: mediumObscure Architectural Styles of Underground CitiesModerate difficulty suitable for most players
Hidden Homes and Passageways BelowSize: 15Difficulty: easyObscure Architectural Styles of Underground CitiesPerfect for beginners with simple, common vocabulary
Hidden Halls and Earth SheltersSize: 17Difficulty: easyObscure Architectural Styles of Underground CitiesPerfect for beginners with simple, common vocabulary
Subterranean Labyrinths: Enigmatic Designs of Buried CitiesSize: 20Difficulty: hardObscure Architectural Styles of Underground CitiesChallenging puzzle for experienced crossword solvers
Hidden Designs of Underground HavensSize: 17Difficulty: easyObscure Architectural Styles of Underground CitiesPerfect for beginners with simple, common vocabulary