All aboard! Travel through Europe on the Royal Express with The Hardy Boys, Treasure on the Tracks for Nintendo DS. Traveling from Paris to St. Petersburg, the boys are in search of the Romanov Family treasure. Help Joe and Frank track down clues, interrogate passengers and search train cars to unravel the mystery. Explore Paris, Vienna and Prague on your way to St. Petersburg, and solve the puzzles to find out what happened to the lost treasure. Rated E
In The Hardy Boys: Treasure on the Track, players assume the role of Frank and Joe Hardy who have been invited onboard the Royal Express, an extravagant rail line traveling from Paris to St. Petersburg. Following the mysterious trail of the Romanov Family treasure, the Hardy Boys venture across a rich European landscape with stops at Vienna, Paris, Prague, and St. Petersburg. While onboard, players will search for hidden clues, explore the train cars, interrogate passengers and solve interactive puzzles as they attempt to discover what happened to the 'lost' treasure and unlock the century old secret of the Romanovs.