KIRTLAND, Ohio -- Soon, Holden Arboretum visitors will know what it feels like to peer into the secret realm of birds and insects high above the earth. The new Kalberer Family Emergent Tower and ...

I'm decent at identifying robins, particularly the ones with the really red breasts. And I can almost always spot a cardinal, even from all the way across the backyard. But the elegant trogon eluded ...

Here's a look, by the numbers, of the construction of Holden Arboretum's new Judith and Maynard H. Murch IV Canopy Walk and the Kalberer Family Emergent Tower. Read a full story about these structures ...