The Answer Lies on the Vessels Themselves #ancienttechnology
GRESTAC
The Answer Lies on the Vessels Themselves #ancienttechnology
1:07
Precisely Fitted Masonry in Peru and Turkey: A Comparative Analysis
GRESTAC
Precisely Fitted Masonry in Peru and Turkey: A Comparative Analysis
8:44
Unidentified Construction Features in Hittite and Khmer Masonry  #ancienttechnology
GRESTAC
Unidentified Construction Features in Hittite and Khmer Masonry #ancienttechnology
1:19
Universal Principles of Stone Working #ancienttechnology
GRESTAC
Universal Principles of Stone Working #ancienttechnology
11:01
A Failed Replication Attempt  #ancienttechnology #history
GRESTAC
A Failed Replication Attempt #ancienttechnology #history
0:54
Pisac: Between Ruins and Reconstruction  #history #peru #pisac
GRESTAC
Pisac: Between Ruins and Reconstruction #history #peru #pisac
0:48
Pisac: Distinguishing Ancient and Restored Stonework #history #peru
GRESTAC
Pisac: Distinguishing Ancient and Restored Stonework #history #peru
13:31
Pisac Before and After: Restored and Authentic Structures #history  #peru
GRESTAC
Pisac Before and After: Restored and Authentic Structures #history #peru
5:01
Machu Picchu: A Simple Element with a Complex Function #ancienttechnology #history
GRESTAC
Machu Picchu: A Simple Element with a Complex Function #ancienttechnology #history
1:11
When Centuries Are Not Enough  #ancienttechnology #history
GRESTAC
When Centuries Are Not Enough #ancienttechnology #history
0:49
Machu Picchu You Have Never Seen (Based on Archival Photographs)
GRESTAC
Machu Picchu You Have Never Seen (Based on Archival Photographs)
11:38
modern and ancient polygonal masonry #ancienttechnology
GRESTAC
modern and ancient polygonal masonry #ancienttechnology
1:24
Everything You Need to Know About Casting Blocks in Peru  #ancienttechnology #history
GRESTAC
Everything You Need to Know About Casting Blocks in Peru #ancienttechnology #history
2:19
the essence of polygonal masonry #ancienttechnology #history
GRESTAC
the essence of polygonal masonry #ancienttechnology #history
1:09
Some illusions of polygonal masonry  #ancienttechnology #history #ancient
GRESTAC
Some illusions of polygonal masonry #ancienttechnology #history #ancient
0:29
Uncomfortable traces on the blocks of Sacsayhuaman #ancienttechnology #history #ancient
GRESTAC
Uncomfortable traces on the blocks of Sacsayhuaman #ancienttechnology #history #ancient
1:22
Traces of Stoneworking on the Blocks of Sacsayhuamán: A Key to Understanding the Technology
GRESTAC
Traces of Stoneworking on the Blocks of Sacsayhuamán: A Key to Understanding the Technology
12:47
The Unfinished Sarcophagus: All the Data in One Place  #ancienttechnology #history
GRESTAC
The Unfinished Sarcophagus: All the Data in One Place #ancienttechnology #history
2:19
Sacsayhuamán and Geopolymers: What the Evidence Really Shows
GRESTAC
Sacsayhuamán and Geopolymers: What the Evidence Really Shows
5:50
The main property of Nubs #ancienttechnology #history
GRESTAC
The main property of Nubs #ancienttechnology #history
1:16
Gate of Ollantaytambo #ancienttechnology
GRESTAC
Gate of Ollantaytambo #ancienttechnology
0:46
Unusual Erosion Patterns at Ollantaytambo #ancienttechnology #history
GRESTAC
Unusual Erosion Patterns at Ollantaytambo #ancienttechnology #history
0:50
A remarkable feature of stone processing #ancienttechnology
GRESTAC
A remarkable feature of stone processing #ancienttechnology
0:53
Huacas of Peru: Architecture and Stonework Beyond Utility
GRESTAC
Huacas of Peru: Architecture and Stonework Beyond Utility
9:31
The lost element of Machu Picchu's structure #ancienttechnology #history
GRESTAC
The lost element of Machu Picchu's structure #ancienttechnology #history
0:45
Machu Picchu: Three Windows or Five? #ancienttechnology #history
GRESTAC
Machu Picchu: Three Windows or Five? #ancienttechnology #history
0:39
When the Evidence Refuses to Be Primitive  #history #ancienttechnology
GRESTAC
When the Evidence Refuses to Be Primitive #history #ancienttechnology
1:28
Ancient High-Tech Vessels. The Answer Is Found. Fast and Precise. #history  #ancienttechnology
GRESTAC
Ancient High-Tech Vessels. The Answer Is Found. Fast and Precise. #history #ancienttechnology
21:02
Hidden Features of Machu Picchu #ancienttechnology #pyramidsofegypt #history  #ancient
GRESTAC
Hidden Features of Machu Picchu #ancienttechnology #pyramidsofegypt #history #ancient
0:45
Nubs: The Hidden Answer in Plain Sight #ancienttechnology #ollantaytambo #history
GRESTAC
Nubs: The Hidden Answer in Plain Sight #ancienttechnology #ollantaytambo #history
1:26
An unnoticed property of stone processing marks  #pyramidsofegypt #ancienttechnology
GRESTAC
An unnoticed property of stone processing marks #pyramidsofegypt #ancienttechnology
0:55
Properties of Certain Ancient Stoneworking Traces
GRESTAC
Properties of Certain Ancient Stoneworking Traces
17:29
The Traces That Shouldn’t Be There #ollantaytambo #ancienttechnology
GRESTAC
The Traces That Shouldn’t Be There #ollantaytambo #ancienttechnology
0:58
Saw marks on the Giza Plateau — ancient or modern?  #pyramidsofegypt #ancienttechnology
GRESTAC
Saw marks on the Giza Plateau — ancient or modern? #pyramidsofegypt #ancienttechnology
0:43
The Birth of Polygonal Technology #incas #ancient #ollantaytambo
GRESTAC
The Birth of Polygonal Technology #incas #ancient #ollantaytambo
0:55
The Rise of Polygonal Technology. Evolution and Trials​
GRESTAC
The Rise of Polygonal Technology. Evolution and Trials​
45:43
Analysis and Answer to the question of What was used to Saw stone in Ancient Egypt
GRESTAC
Analysis and Answer to the question of What was used to Saw stone in Ancient Egypt
18:40
La tecnología antigua  Mampostería poligonal, ¿por qué no geopolímero? @carlitos10s
GRESTAC
La tecnología antigua Mampostería poligonal, ¿por qué no geopolímero? @carlitos10s
50:21
Why was polygonal masonry necessary? #ancienttechnology
GRESTAC
Why was polygonal masonry necessary? #ancienttechnology
24:32
Tool marks on the sarcophagus of the Headless Pyramid
GRESTAC
Tool marks on the sarcophagus of the Headless Pyramid
12:50
Hidden and Explicit Rules of Polygonal Masonry
GRESTAC
Hidden and Explicit Rules of Polygonal Masonry
16:14
The Geometry of Precision: On the Role of Bevels
GRESTAC
The Geometry of Precision: On the Role of Bevels
16:44
The Abu Rawash Artifact: Evidence for the Existence — or Absence of Circular Saws in Ancient Egypt?
GRESTAC
The Abu Rawash Artifact: Evidence for the Existence — or Absence of Circular Saws in Ancient Egypt?
11:01
Ancient stone cuts at Ollantaytambo, Peru #history #ancient #incas
GRESTAC
Ancient stone cuts at Ollantaytambo, Peru #history #ancient #incas
19:03
What are nubs? Classification. Properties. Origin. #history #ancient #incas
GRESTAC
What are nubs? Classification. Properties. Origin. #history #ancient #incas
22:37
Unfinished sarcophagus. Part 2 The lost art of hardening copper
GRESTAC
Unfinished sarcophagus. Part 2 The lost art of hardening copper
10:12
Multidisciplinary Analysis of Ancient Egyptian Stone Vessels
GRESTAC
Multidisciplinary Analysis of Ancient Egyptian Stone Vessels
9:54
A technical analysis of the unfinished sarcophagus reveals new insights. ​
GRESTAC
A technical analysis of the unfinished sarcophagus reveals new insights. ​
16:31
p2. Facts about geopolymers in Peru and Bolivia. And what alternatives? #history #ancient
GRESTAC
p2. Facts about geopolymers in Peru and Bolivia. And what alternatives? #history #ancient
1:38
precise joint in Granite Temple, Egypt #history #ancient #ancienttechnology
GRESTAC
precise joint in Granite Temple, Egypt #history #ancient #ancienttechnology
0:47
The real artifacts are not in the museum. #history #ancienttechnology #ancient
GRESTAC
The real artifacts are not in the museum. #history #ancienttechnology #ancient
0:36
Facts about geopolymers in Peru and Bolivia. And what alternatives? #history #ancient @HISTORY
GRESTAC
Facts about geopolymers in Peru and Bolivia. And what alternatives? #history #ancient @HISTORY
1:54
Facts about geopolymers in Peru and Bolivia. And what alternatives? #history #ancient #incas
GRESTAC
Facts about geopolymers in Peru and Bolivia. And what alternatives? #history #ancient #incas
25:53
Researching Ancient Technology p.2_b Polygonal complexes #ancienttechnology #history #archaeology
GRESTAC
Researching Ancient Technology p.2_b Polygonal complexes #ancienttechnology #history #archaeology
39:57
Researching Ancient Technology p.1  Polygonal Masonry, Why not Geopolymer? #history #incas
GRESTAC
Researching Ancient Technology p.1 Polygonal Masonry, Why not Geopolymer? #history #incas
40:03
A fragment of the film Researching Ancient Technology: Part 2a #history #ancienttechnology
GRESTAC
A fragment of the film Researching Ancient Technology: Part 2a #history #ancienttechnology
1:19
Block joints. Peru  #history #ancient #incas
GRESTAC
Block joints. Peru #history #ancient #incas
0:49
Researching Ancient Technology p.2_a Polygonal complexes: Buildings #megalithic #incas #history
GRESTAC
Researching Ancient Technology p.2_a Polygonal complexes: Buildings #megalithic #incas #history
25:01
Pisaс fastening of gates. #history #ancient #incas
GRESTAC
Pisaс fastening of gates. #history #ancient #incas
0:46
Analysis of polygonal masonry simulation #history #ancienttechnology
GRESTAC
Analysis of polygonal masonry simulation #history #ancienttechnology
1:20
A mystery? No, restoration! #history #ancient #incas
GRESTAC
A mystery? No, restoration! #history #ancient #incas
0:33
The Secret of the Main Temple of Machu Picchu #history #ancient #incas
GRESTAC
The Secret of the Main Temple of Machu Picchu #history #ancient #incas
0:51
Properties of polygonal masonry #history #ancienttechnology
GRESTAC
Properties of polygonal masonry #history #ancienttechnology
1:04
Mistakes of the polygonal masonry builders #ancienttechnology #history #ancient
GRESTAC
Mistakes of the polygonal masonry builders #ancienttechnology #history #ancient
0:34
Sacsayhuaman excavations #history #ancienttechnology
GRESTAC
Sacsayhuaman excavations #history #ancienttechnology
0:35
Who were the creators of polygonal masonry afraid of? #history #ancienttechnology
GRESTAC
Who were the creators of polygonal masonry afraid of? #history #ancienttechnology
0:47
Unfinished sections of polygonal walls  #history #ancient
GRESTAC
Unfinished sections of polygonal walls #history #ancient
0:54
Sayhuite: A Fatal Mistake in Ancient Stoneworking
GRESTAC
Sayhuite: A Fatal Mistake in Ancient Stoneworking
0:33
Sacsayhuaman Properties of the precise fitting of the blocks  #history #ancient #incas
GRESTAC
Sacsayhuaman Properties of the precise fitting of the blocks #history #ancient #incas
0:35
What lies beneath the Temple of the Sun in Machu Picchu #ancient #incas
GRESTAC
What lies beneath the Temple of the Sun in Machu Picchu #ancient #incas
0:34