At 92, Maine man looks to pass on his beloved model train village

It's a hobby that's all about patience, precision and passion.

In Maine, one man has spent decades building a tiny world that's brought him a lifetime of joy.

But now, 92-year-old Dean Walker is ready to hand the controls of his masterpiece to someone else who shares his passion.

"It's a labor of love. So, I just put in time as I feel like coming up here to work the trains or work in my shop, and I build something for them," Walker said.

Above his garage, Walker has spent hundreds of hours and thousands of dollars creating his perfect model train village.

Walker first fell in love with model trains at just 5 years old.

Decades later, that childhood fascination grew into a hobby the 92-year-old says keeps him young.

"It just keeps me busy, and it makes it a little more interesting fo