Here's why you might find Lego on Irish beaches — and what you should do with it 

A lost shipping container disgorged millions of bits of Lego into the ocean and nearly three decades later they are still showing up on shorelines

Tracey Williams, author of Adrift: The Curious Tale of the Lego Lost at Sea 

It's definitely not treasure in the making-your-fortune sense but in terms of longevity and adventure, little bits of Lego washed up on beaches for the past two decades are a real bounty. 

And just like the pirates' caskets bursting with jewels in movies and books this treasure has also sparked quests and tales.