Built from chicken wire and 1,100 cans of spray foam, the cave is just big enough so that my son and I could squeeze in and sit on the small bench and stare at the universe of miniature trees, ...

Built from chicken wire and 1,100 cans of spray foam, the cave is just big enough so that my son and I could squeeze in and sit on the small bench and stare at the universe of miniature trees, ...

Bob Carr's man-made world of miniature trees, waterfalls and geological formations delighted children and adults alike — and expressed his "uncontainable joy." Carr died earlier this month.

Bob Carr's man-made world of miniature trees, waterfalls and geological formations delighted children and adults alike — and expressed his "uncontainable joy." Carr died earlier this month.