Ollantaytambo's Wall of the Six Monoliths — each stone weighing 50+ tonnes, quarried from a mountain 6 km away and transported across the Urubamba River — remains one of the unsolved engineering feats of the ancient world. This royal estate of Emperor Pachacuti sits at 2,792m in the Sacred Valley, its massive agricultural terraces descending like a staircase toward the river. The fortress walls employ polygonal masonry with joints so precise no mortar was needed. Storehouses cut into the cliff above feature sophisticated ventilation systems that preserved grain for years. At 62.41° bearing to Giza across 12,015 km, Ollantaytambo anchors the southern Pleiades corridor of Andean sacred sites.
WikipediaStellar Alignments (89 stars)
| Star ▴ | Rise Az ▴ | Rise Δ ▴ | Set Az ▴ | Set Δ ▴ | Tradition ▴ |
|---|---|---|---|---|---|
| Pleiades (Alcyone) | 87.2° | — | 272.8° | — | |
| Orion's Belt (Alnilam) | 105.0° | — | 255.1° | — | |
| Sirius | 111.4° | — | 248.6° | — | |
| Thuban | — | — | — | — | |
| Vega | 45.9° | — | 314.1° | — | |
| Regulus | 65.3° | — | 294.7° | — | |
| Aldebaran | 92.0° | — | 268.0° | — | |
| Antares | 97.3° | — | 262.8° | — | |
| Fomalhaut | 135.8° | — | 224.2° | — | |
| Arcturus | 43.1° | — | 316.9° | — | |
| Galactic Center (Sgr A*) | 105.1° | — | 254.9° | — | |
| Galactic Anti-Center | 75.0° | — | 285.0° | — | |
| Deneb | 52.4° | — | 307.6° | — | |
| Capella | 60.1° | — | 299.9° | — | |
| Castor | 62.1° | — | 297.9° | — | |
| Pollux | 64.5° | — | 295.5° | — | |
| Procyon | 85.3° | — | 274.7° | — | |
| Betelgeuse | 95.0° | — | 265.0° | — | |
| Rigel | 113.6° | — | 246.4° | — | |
| Bellatrix | 98.5° | — | 261.5° | — | |
| Achernar | — | — | — | — | |
| Acrux | 131.6° | — | 228.4° | — | |
| Mimosa | 127.7° | — | 232.3° | — | |
| Altair | 81.3° | — | 278.8° | — | |
| Kochab | — | — | — | — | |
| Dubhe | 13.6° | — | 346.4° | — | |
| Alkaid | 10.6° | — | 349.4° | — | |
| Mizar | — | — | — | — | |
| Hamal | 90.2° | — | 269.8° | — | |
| Zubenelgenubi | 82.6° | — | 277.4° | — | |
| Alnitak | 105.3° | — | 254.7° | — | |
| Mintaka | 104.4° | — | 255.6° | — | |
| Saiph | 112.1° | — | 247.9° | — | |
| Peacock | 144.5° | — | 215.5° | — | |
| Miaplacidus | 146.5° | — | 213.5° | — | |
| Rigil Kentaurus | 129.7° | — | 230.3° | — | |
| Hadar | 127.7° | — | 232.3° | — | |
| Gacrux | 125.1° | — | 234.9° | — | |
| Naos | 126.5° | — | 233.5° | — | |
| Suhail | 123.6° | — | 236.4° | — | |
| Avior | 141.8° | — | 218.2° | — | |
| Atria | 140.2° | — | 219.8° | — | |
| Regor | 132.5° | — | 227.5° | — | |
| Alsephina | 135.8° | — | 224.2° | — | |
| Shaula | 111.9° | — | 248.1° | — | |
| Ankaa | 155.8° | — | 204.2° | — | |
| Menkent | 102.3° | — | 257.7° | — | |
| Alpheratz | 82.1° | — | 277.9° | — | |
| Eltanin | 30.2° | — | 329.8° | — | |
| Kornephoros | 49.8° | — | 310.2° | — | |
| Rasalhague | 63.7° | — | 296.3° | — | |
| Denebola | 54.4° | — | 305.6° | — | |
| Alhena | 82.4° | — | 277.6° | — | |
| Alphard | 89.0° | — | 271.0° | — | |
| Bharani | 93.0° | — | 267.0° | — | |
| Pushya | 67.7° | — | 292.3° | — | |
| Adhara | 123.1° | — | 236.9° | — | |
| Wezen | 119.7° | — | 240.3° | — | |
| Navi | 51.4° | — | 308.6° | — | |
| Schedar | 55.4° | — | 304.6° | — | |
| Nunki | 108.5° | — | 251.5° | — | |
| Canopus | 147.9° | — | 212.1° | — | |
| Kaus Australis | 113.3° | — | 246.8° | — | |
| Sabik | 89.5° | — | 270.5° | — | |
| Scheat | 80.0° | — | 280.0° | — | |
| Enif | 91.4° | — | 268.6° | — | |
| Diphda | 131.7° | — | 228.3° | — | |
| Alphecca | 40.4° | — | 319.6° | — | |
| Rasalgethi | 60.4° | — | 299.6° | — | |
| Spica | 77.2° | — | 282.8° | — | |
| Zubeneschamali | 76.6° | — | 283.4° | — | |
| Unukalhai | 61.8° | — | 298.2° | — | |
| Murzim | 116.5° | — | 243.5° | — | |
| Phact | 136.0° | — | 224.0° | — | |
| Mirfak | 61.9° | — | 298.1° | — | |
| Vindemiatrix | 54.9° | — | 305.1° | — | |
| Markab | 92.6° | — | 267.4° | — | |
| Algol | 71.5° | — | 288.5° | — | |
| Sadalmelik | 103.1° | — | 256.9° | — | |
| Sadalsuud | 104.9° | — | 255.1° | — | |
| Sun (Summer Solstice) | 65.9° | — | 294.1° | — | |
| Sun (Winter Solstice) | 114.1° | — | 245.9° | — | |
| Sun (Equinox) | 90.0° | — | 270.0° | — | |
| Sun (Northern Cross-Quarter) | 73.0° | — | 287.0° | — | |
| Sun (Southern Cross-Quarter) | 107.0° | — | 253.0° | — | |
| Moon (N Major Standstill) | 60.4° | — | 299.6° | — | |
| Moon (S Major Standstill) | 119.6° | — | 240.4° | — | |
| Moon (N Minor Standstill) | 70.8° | — | 289.3° | — | |
| Moon (S Minor Standstill) | 109.3° | — | 250.8° | — |
Convergence Events (6)
62.5°
Alphecca Rise
Celtic (Caer Arianrhod), Arabic, Aboriginal, Pawnee (council ring)
Δ 0.1°
61.9°
Bharani (41 Arietis) Rise
Hindu/Vedic (death/rebirth nakshatra), IAU named
Δ 0.5°
61.1°
Pollux Rise
Greek (Dioscuri), Hindu (Punarvasu), Chinese, Arabic
Δ 1.3°
61.1°
Scheat Rise
Hindu (Purva Bhadrapada), Arabic, Chinese, Persian
Δ 1.3°
60.0°
Alpheratz Rise
Chinese (Wall/Bi mansion), Arabic, Hindu
Δ 2.4°
65.2°
Pleiades (Alcyone) Rise
Maya, Greek, Aboriginal, Hindu (Krittika), Japanese (Subaru)
Δ 2.8°
Related Sites — Pleiades Exchange