What began as a childhood hobby turned into something much bigger for Oregon native Alex Sahli.

Sahli, a junior studying computer science at Cal Poly, has been building LEGO sets his entire life. His first set belonged to his mom, originally purchased in 1981.

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"[It's] what got me hooked," Sahli told NBC affiliate KGW .

He's assembled everything from the DeLorean from "Back to the Future" to the Titanic to the Saturn 5 rocket.

One of his most recent assemblies didn't come with instructions.

That's because the Italian Riviera-inspired playset was something Sahli designed and submitted to LEGO.

Italian Riviera LEGO set. Designed by Alex Sahli. (LEGO Group)

In anticipation for a trip he had planned to Italy's

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