Historical clue formulations

• World capital near the Andean foothills — 2025-12-28
• World capital on the so-called Pacific Ring of Fire — 2022-06-23
• Major pilgrimage destination in Spain — 2021-05-26
• World capital founded by a conquistador — 2018-02-14
• Hemingway's "old man" — 2017-12-30
• Main city in Chile — 2017-12-26
• Universidad de las Américas site — 2012-01-28
• The old man in "The Old Man and the Sea" — 1997-02-01
• City west of Guantanamo — 1997-01-18