一名小男孩搭乘皇家列車「高地獵鷹」的最後一次旅程，卻捲入調查珠寶盜竊案的案件。當十一歲的哈里森「哈爾」貝克被迫陪伴他的旅行作家叔叔乘坐皇家火車的最後一次旅程時，他預期這是一次遠離電子遊戲和同齡孩子的無聊旅行。但隨後哈爾發現了一個不該上車的女孩，他很快就與偷渡客萊尼成了朋友。當皇家王子和公主登上旅程的最後一段時，事情變得更加有趣 --- 因為公主的鑽石項鍊被偷了，並被替換成了假貨！ 萊尼是最可能的嫌疑犯。看哈爾如何揭開真正的珠寶竊賊的罪行，為他朋友洗清罪名，並在高地獵鷹到達最後一站前歸還鑽石項鍊。The Highland Falcon ThiefBook one in the Adventures on Trains seriesHarrison and Uncle Nat are on the last trip of the renowned Highland Falcon steam train. A precious jewel goes missing, and Harrison and new pal Lenny are at the heart of the investigation. The pressure is on: can they solve the riddle and catch the thief before the train hits the buffers?Kidnap on the California CometBook two in the Adventures on Trains seriesHarrison can't resist Uncle Nat's invitation to cross the USA, from Chicago to San Francisco, aboard the iconic California Comet. During the three-day journey, the daughter of a billionaire businessman disappears. Harrison begins an urgent hunt for the kidnapper as the train draws ever closer to its destination.Murder
