Game #4 in the Nancy Drew Adventure series.
From the publishers website
Follow Ancient Clues to Find Marie Antoinette's Legendary Secret!
While snowed-in at the Wickford Castle Ski Resort you, as Nancy Drew, are trapped in a place that's as strange as its history. The castle is a riddle, full of dead-ends and detours that hint at a legend left behind by Marie Antoinette! Solve baffling puzzles, search concealed rooms, interview evasive suspects, and sidestep danger on the hunt for a secret that the doomed Queen was desperate to hide in Nancy Drew: Treasure in a Royal Tower.
Escape icy peril in pursuit of a treasure at Wickford Castle. Keep your head as you hunt for a secret that someone else is desperate to discover first!