The Herbert and neighboring Eagle Glaciers advanced and receded synchronously with the much better known Mendenhall. Reaching their termini has always involved strenuous hikes, but recession off of their floodplains up into rugged hills makes them harder to reach every year.
Fortunately for those of us with ever gimpier knees, you can now ride much of the way to Herbert Glacier on a bicycle. Trail to Herbert Glacier,
On this map, I’ve overlain dated recessional moraines from the work of my mentor Donald Lawrence. Yellow circles show successional stages where we collected fungi in 1984, during a class by Anchorage mycologist Gary Laursen.