Taiwan 2024 - Taitung Area, Landlocked Ship

From the beach area where the colorful bridge was we drove past this guy...a fairly sizeable ship on land in the midst of some pretty thick vegetation.  Had to have taken some work to position it perfectly upright on a huge metal jig.

If it was meant to get attention, then it sure got ours.  What is the meaning of this, and how did it get there?  We couldn't resist following a trail through the underbrush to get a closer look:

Would've given almost anything to get up there and explore the interior, and in my younger days might well have tried to give it a shot...