I’ve been to 23 Spanish cities, but there’s only one I keep going back to

This under-the-radar city was founded by the Romans in the 1st century BC (Picture: Peter Unger/Getty Images)

Colleen Sims is a British travel writer who has been visiting Spain since the 1980s and has walked the Camino de Santiago 24 times. She tells our Travel Editor Alice Murphy about the Spanish city she loves most.

I’ve walked my way across Spain on 24 Caminos de Santiago. I honeymooned in Seville and have returned to the country countless times over the past 42 years.

I’ve visited more cities than I can recall. Where do I start? <...