Snorkeling Adventures: Dive Beneath the Crisp Waters of Alaska to Discover One of the Most Densely Populated Ecosystems on Earth

Discover what may be the most densely populated ecosystem on Earth

An infinite variety of shapes, colors, and lifeways can be found in the North Pacific nearshore waters. Seanna O’Sullivan/ Ketchikan Visitors Bureau

Cucumbers move.

Not fast, mind you, maybe 6 inches a minute. But moving they are, and I’m watching, on a bright, early summer morn near Ketchikan, Alaska. The encounter represents several exotic facets of modern American life, ranging from visionary business formation to impressive garment technology to the wonders of nature. And it’s a profound travel experience that may be quite unique.