Entrance Hall or the Lobby
Puzzle 20 of Alice in Wonderland Piece of Cake Pack
Question is: Entrance Hall or the Lobby
and the answer is: VESTIBULE
Word Meaning:
VESTIBULE — (architecture) A small entrance hall, antechamber, passage, or room between the outer door and the main hall, lobby, or interior of a building.
Definitions from Wiktionary.