All timelines and scene studies support English, Korean, Japanese, Simplified Chinese and Spanish. Your selected language follows each demo link.

INTERACTIVE STUDIES / 16 DEMOS

Unfold & Elapse

See how products fit together and how places change over time. Move the timeline to explore structures and transformations.

Experimental educational illustrations. Internal shapes, positions and motion include estimates; these are not official repair manuals or validated physical simulations. Check each demo’s sources and limitations. No AI account is needed to view the demos.

Unfold

From separate parts to a finished product. Explore colour, blueprint and playback speed.

ASSEMBLY / PHONE

Galaxy S24

Basic assembly example. Compare stacked and mat layouts and inspect the evidence for each part.

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ASSEMBLY / PHONE

iPhone 17 Pro

Explore disassembly and assembly with access through the front display.

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ASSEMBLY / FOLDABLE

iPhone Duo

A folded phone opens, separates into parts, assembles and closes again.

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ASSEMBLY / FOLDABLE

Galaxy Z Fold8

Includes manual folding. A known mismatch remains between battery access direction and the cited description.

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ASSEMBLY / FOLDABLE

Galaxy Z Flip8

An estimate-led clamshell example, also drawing on evidence from the preceding generation.

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Elapse

Explore historical change and restoration, distinguishing recorded events from interpretation.

SITE HISTORY / 2001–2018

World Trade Center

9/11 impacts and collapses, recovery, remembrance and selected rebuilding milestones. No people or victims are depicted.

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RESTORATION / 2019–2024

Notre-Dame Cathedral

Fire-response coordination, cultural-property protection, stone assessment and restoration craftspeople, with sources and limits. Optional fire/restoration 3D.

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CONSTRUCTION / 1887–1889

Eiffel Tower

Designers, workshop crews, riveters, painters and elevator technicians: sourced contributions and limits, alongside the 1887–1889 construction study.

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SHIPWRECK / TIME & DEPTH

Titanic

Rescue preparation, lifeboat volunteers and child care, with sources and unknowns. Optional estimated sinking and wreck timeline.

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SHIPWRECK / TIME & DEPTH

Britannic

Nurses helping wounded colleagues and sailors sharing food, grounded in archival accounts. Optional estimated sinking and wreck timeline.

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STRUCTURAL HISTORY / 1995

Sampoong Department Store

A-wing collapse, slab-and-column cutaways, recovery and historical records. Detailed geometry and motion are estimated.

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BRIDGE / 1994–1997

Seongsu Bridge

A 48 m suspended span falls; inspect the under-deck truss and joints, then the 1997 four-lane reopening.

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SCENE STUDY / STRUCTURE

Sampoong collapse study

A detailed scene study: recessed facade, roof services, plate fractures and progressive collapse.

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DESIGN & CARE / 1957–2023

Sydney Opera House

Shared design, collective construction, interior completion and acoustic/access renewal. Five sourced records with scoped facts and estimated 3D context.

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