Sally’s postcard arrived like a love-letter — not just from her, but from the city she’d been visiting: Santander.

Santander! That beautiful town on the northern coast of Spain where Fate had brought me after college, city of laughing sea and stoic mountains, winter rains and summer mirth, desperate loneliness and oh-so-kind welcome.

Santander! How the memories came tumbling back, like so many disparate, long-forgotten pieces to a beloved puzzle I’d never managed to put together.

First, I recalled the Farol, the lighthouse out beyond the city, from where…