Rise and fall, come and go, known and unknown: archaeology must outwit any contemporary façade. In the Arctic setting, secrets prevail.

Likely beginning in Chukokta and extending across the sea, the above-water Beringia would have afforded species of all kinds transit into the Americas. Now, the ocean has extended atop potential remains of migration and settlement; only oral records exist.

An epoch is déjà vu in fossil names. And the ladder of geology extends below and beyond humankind’s grandest dreams. And Earth floats in-and-out-of memory.

[Creative Commons Photo, National Oceanic and Atmospheric Administration]