"An 18th‑century private residence of the House of Alba containing roughly 200 rooms filled with art and historical artifacts, with highlights including paintings by Christoph Amberger and Joaquín Sorolla and handwritten letters from Christopher Columbus addressed to Queen Isabella of Castile. As Rafael Pérez‑Navazo says, 'It’s one of my first ports of call on a day of sightseeing as it serves as a wonderful introduction to the city’s history and heritage.' He adds, 'After a busy day, a contemplative stroll in the gardens is my go‑to tonic for unwinding.'" - Siobhan Reid Siobhan Reid Siobhan Reid is an NYC-based writer, editor, and copywriter. She is currently the editor-in-residence at The Vintner Project and was previously an editor at Travel + Leisure, covering culture, design, style, and wellness. Travel + Leisure Editorial Guidelines