Historical clue formulations

• Ancient inhabitants of the Andes — 2026-07-13
• The emperor and his subjects in Disney's "The Emperor's New Groove" — 2025-10-10
• Residents of the Realm of the Four Parts — 2025-08-19
• Builders of 25,000+ miles of roads in South America — 2025-02-12
• Pioneers of freeze-drying food — 2025-01-26
• South American pioneers of terrace farming — 2024-05-09
• Machu Picchu builders — 2024-04-23
• Atahualpa's subjects — 2024-04-10
• Historic quinoa cultivators — 2023-11-26
• Early Peruvians — 2023-08-14
• Historic builders of rope bridges — 2023-02-05
• The emperor's people, in the 2000 Disney comedy "The Emperor's New Groove" — 2022-11-10
• Early Peruvians — 2022-08-16
• Early Peruvians — 2022-06-20
• Quechua speakers — 2022-02-03
• Ancient Andeans — 2021-02-03
• Ancient empire builders — 2020-07-26
• Atahualpa's subjects — 2020-05-31
• Worshipers of the rain god Illapa — 2020-02-08
• Cuzco residents — 2019-10-10
• Ancient Peruvians — 2019-09-02
• Cuzco residents — 2019-04-14
• Cuzco builders — 2017-08-06
• People encountered by Pizarro — 2017-02-28
• Residents of 3-Down — 2016-02-28
• Ancient South Americans — 2015-10-27
• Ancient Andeans — 2015-06-22
• Pachacuti's people — 2014-04-02
• Inti worshipers — 2013-03-30
• Ancient Andeans — 2011-12-19
• Members of an ancient empire — 2010-12-25
• Ancient empire builders — 2010-10-29
• Machu Picchu people — 2010-03-28
• They believed the world was created by Viracocha — 2008-02-07
• Atahualpa's people — 2007-07-15
• Tawantinsuyu dwellers — 2007-06-24
• Ancient Peruvians — 2006-12-11
• Quechua speakers — 2006-10-26
• Pizarro's conquest — 2005-09-29
• Ancient Americans — 2005-04-14
• Empire builders — 2005-04-01
• Early Peruvians — 2003-10-13
• Onetime empire builders — 2001-11-08
• Ancient Peruvians — 2001-03-19
• Chimu destroyers — 1999-06-05
• Old foes of the Spanish — 1999-02-28
• Pizarro's conquest — 1997-01-09
• Conquerees of 1533 — 1996-02-18
• Ancient Andeans — 1995-06-12
• Kon-Tiki worshipers — 1995-05-07