Sneak peek: Meet Jim Turano

Jim's love for Elton John started in 1973, when he was nine years old and heard "Crocodile Rock" on the radio. In the decades since, he’s proved himself a superfan by attending over 193 concerts — and building an unrivaled collection of Elton John memorabilia.

Sneak peek: Malenna Bravo

Photographer Mel Bravo didn’t start her Barbie collection until she was an adult — but she’s more than made up for lost time, amassing a collection of more than 3,000 versions of the world’s most famous fashion doll, plus accessories, spinoffs and more. And the collection is still growing — Mel estimates she spends $20,000 a year in new acquisitions.

Sneak peek: Meet Jeff Viens

Jeff Viens has assembled an incredible collection of all things Lego, from vintage 1950s pieces to modern Star Wars and Marvel sets. Some of Jeff's prized possessions include a 1958 wooden Lego toy boat, a rare town-plan set from the 1960s, and the world’s largest Lego trebuchet — which he built himself.

Sneak peek: Meet Al Sorenson

Sneak peek: Meet Errick Spencer

His passion and knowledge of sneakers — mostly Air Jordans — has led Errick "Unbreakable Kicks" Spencer to assemble an enormous and amazing collection of shoes, which he displays and then reviews on his YouTube channel for his many followers. The Kobe/Jordan pack and Drake collaboration are just a couple of the gems found in his valuable sneaker vault.

Sneak peek: Meet Scott Hamilton

Odds are, you already know Scott Hamilton. He is a four-time world champion figure skater, best known for winning the 1984 Olympic gold medal in Sarajevo. He’s also a world-class memorabilia collector — but not of skating ephemera. Scott primarily collects vintage pinball machines and guitars autographed by rock and roll’s most famous personalities.