- Structural systems: load-bearing walls, frames, domes, shells.
- Material choices: stone, wood, brick, earth, concrete, glass.
- Spatial organization: courtyards, axial plans, modular grids.
- Ornamentation: symbolic motifs, decorative patterns, sculptural details.
- Environmental response: orientation to sun, wind, water, and terrain.
| Era & Style | Timeframe | Key Example | Materials Used | Primary Functions |
|---|---|---|---|---|
| Ancient Egypt | c. 3100 BCE – 30 BCE | Great Pyramid of Giza | Limestone, granite | Tombs, rituals, astronomical alignment |
| Classical Greece | c. 900 BCE – 323 BCE | Parthenon | Marble, limestone | Temple worship, civic events |
| Roman Empire | 27 BCE – 476 CE | Pantheon (Rome) | Concrete, brick, metal | Religious ceremonies, public gatherings |
| Gothic Europe | c. 12th – 16th century | Notre-Dame de Paris | Stone, stained glass, timber | Religion, storytelling, vertical aspiration |
| Mughal India | 1526 – 1857 | Taj Mahal | Marble, red sandstone, semi-precious stones | Mausoleum, imperial commemoration |
| Modernist 20th Century | 1900 – 1970s | Seagram Building (New York) | Steel frame, curtain wall glass | Corporate offices, minimalist expression |