Expedition Unknown

Josh embarks on a quest to locate a top‑secret World War II seaplane that went down in the Pacific Ocean. He combs the ocean floor in search of the sole surviving XP5Y‑1, the only example of its type still extant today.

"Hunt for the Secret Seaplane" is a programme presented as an episode‑length feature. It falls squarely within the genre of a focused investigative adventure, offering viewers a concise yet immersive look at a single, specialised quest. The central narrative follows Josh as he sets out to locate a highly classified World War II seaplane that met its fate in the Pacific Ocean. The aircraft in question was a top‑secret model, and its disappearance has remained a mystery since it crashed during the war. Josh’s investigation takes him to the ocean floor, where he painstakingly searches for any trace of the wreckage. His objective is to uncover the sole surviving example of the XP5Y‑1, the only aircraft of its type that is still known to exist. The episode chronicles his methodical effort to pinpoint the exact location and bring the long‑lost plane back into view. The significance of the hunt lies in the rarity of the XP5Y‑1; it represents the lone remaining specimen of a secret wartime design. By combing the Pacific seabed, Josh aims to reveal a piece of history that has lain hidden for decades, offering a rare glimpse into a forgotten chapter of aviation heritage.