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Case study · AI video production

The Colosseum, today.

From the ground the gladiators fought on to ground that breathes: a 30-second looping spot for the Colosseum's Belvedere, made for a company in sustainable flooring and green building and shown on a live conference screen.

SectorSustainable paving · Green building
EventCity'Scape Symposium 2026
LocationTriennale di Milano
Delivery17–18 September
30″ loop9 shots16:9 on a 58″ monitorSilent · large on-screen text

Two thousand years in thirty seconds.

The spot runs on a loop at a conference stand, with no sound, in front of a technical audience. Every shot was planned before anything was generated: what it shows, how long it lasts, how the camera moves, what text sits on screen, and whether it comes from AI or from the real site.

AI for the history

Shots 01–05 are AI-generated: the hourglass, ancient Rome being built, the gladiators, time speeding up, and modern Rome. Each one is built from reference images chosen in advance, so the look stays consistent from shot to shot.

Real photos for the process

Shots 06–07 use real photos from the Belvedere site, not AI. A technical audience needs to see the actual intervention (aggregates, binder, laying, curing) rather than a rendering of it. A static brand frame closes the spot and loops back to Shot 01.

The 30-second timeline.

Each block is to scale. Tap a shot to jump to it.

AI-generatedReal site photoReal photo / AI matchStatic / graphics

Shot by shot.

The production moodboard: direction, camera, on-screen text and the reference images behind every shot.

01
Shot 01 · Opening

Hourglass

0:00 – 0:033 secondsAI-generated

Extreme macro of a bronze Roman hourglass, golden sand flowing slowly. Dust particles float in golden light against a dark, blurred background.

Camera very slow dolly-in, minimal depth of field.

On-screen text None: pure visual impact.

Golden hourglass — reference for the shot
Golden hourglass
Alternative hourglass — reference for the shot
Alternative hourglass
02
Shot 02 · Rome is born

80 AD

0:03 – 0:074 secondsAI-generated

The hourglass sand turns into construction dust. A zoom-out reveals an aerial view of ancient Rome being built: the Colosseum rising, wooden scaffolding, Roman workers seen from above.

Camera fast pull-back from above, drone angle.

On-screen text “80 AD”

Construction — reference for the shot
Construction
Scaffold A — reference for the shot
Scaffold A
Scaffold B — reference for the shot
Scaffold B
Building site — reference for the shot
Building site
Ancient Rome — reference for the shot
Ancient Rome
Complete — reference for the shot
Complete
03
Shot 03 · The battles

Gladiators

0:07 – 0:125 secondsAI-generated

Bird's-eye view of the Colosseum arena. Gladiators in shadow and silhouette, moving more like choreography than combat, kicking up dust and sand. No blood, no deaths.

Camera slow top-down orbit.

On-screen text “Battles”

Duel — reference for the shot
Duel
Crowd — reference for the shot
Crowd
Group — reference for the shot
Group

Creative note: The “Duel” (two figures) fits the intended tone best: less crowded, more cinematic. The other two show denser options for a full arena.

04
Shot 04 · Time flows

Hourglass → pocket watch → smartwatch

0:12 – 0:153 secondsAI-generated

Match-cut from the hourglass to an antique pocket watch. The hands spin faster and faster, then it becomes a modern Apple Watch on a wrist.

Camera tight close-ups, quick match-cuts.

On-screen text “500 · 1000 · 1500 · 1900 · 2000”

Antique watch → smartwatch — reference for the shot
Antique watch → smartwatch

Creative note: The reference already shows the diagonal split from antique watch to Apple Watch, exactly the conceptual transition intended. It doubles as a guide frame for the animation in post.

05
Shot 05 · Urban jungle

Rome, 2026

0:15 – 0:194 secondsAI-generated

A fast pull-back from the smartwatch reveals today's Rome: the Colosseum still standing, now surrounded by traffic, cars and urban chaos. Cool, almost documentary palette.

Camera dramatic aerial pull-out.

On-screen text “2026”

Modern Colosseum — reference for the shot
Modern Colosseum

Perfect match: A modern aerial view with streets, traffic and the urban context around the monument: exactly the concept.

06
Shot 06 · The process

The intervention, in real footage

0:19 – 0:26.57.5 secondsReal site photo

A technical section built on real photos from the Colosseum Belvedere site, not generated by AI. This is where a technical audience recognises that the process is real.

A
Quarry and aggregates

Sand plus medium and large aggregates extracted from the quarry.

On-screen text “Sand. Aggregates. Lab-tested before every job.”

B
Binder and mixing

Big bags of Nature Premix (1,200 / 1,500 kg) and a Stabilcure canister.

On-screen text “Eco-friendly binder. Water. Aggregates. One single mix.”

Nature Premix — reference for the shot
Nature Premix
Stabilcure — reference for the shot
Stabilcure
C
Transport and laying

Compactor roller, paver and operators at work with the Colosseum in the background.

On-screen text “Laid. Compacted. Under the Colosseum's gaze.”

Roller and Colosseum — reference for the shot
Roller and Colosseum
Aggregate piles and the Arch of Constantine — reference for the shot
Aggregate piles and the Arch of Constantine
D
Stabilcure: the transformation

Stabilcure is sprayed on and the surface turns white for a few hours.

On-screen text “White for a few hours. Then back to the colour of the earth.”

07
Shot 07 · The result

The Belvedere, today

0:26.5 – 0:281.5 secondsReal photo / AI match

A calm view of the finished Belvedere. Visitors stroll along the earth-coloured path in warm golden light, returning to the palette of the first shot.

On-screen text “The Colosseum, today. Ready in a few hours.”

Mood reference — reference for the shot
Mood reference
Belvedere · real photo — reference for the shot
Belvedere · real photo

Real photo: Trees in the foreground, the Colosseum behind: the mood already matches the final shot. The red survey stakes from the site are masked in post-production.

08–09
Shot 08–09 · Closing

Logo, manifesto & loop

0:28 – 0:302 secondsStatic / graphics

Full-screen texture of stabilised earth with the brand logo at the centre. A dissolve into golden sand links back to Shot 01, so the loop is invisible.

On-screen text “Natural ground as ecological infrastructure”

Every shot, every source.

ShotTimecodeContentSource
010:00–0:03Opening: HourglassAI-generated
020:03–0:07Rome is born: 80 ADAI-generated
030:07–0:12The battles: GladiatorsAI-generated
040:12–0:15Time flows: Hourglass → pocket watch → smartwatchAI-generated
050:15–0:19Urban jungle: Rome, 2026AI-generated
060:19–0:26.5The process: The intervention, in real footageReal site photo
070:26.5–0:28The result: The Belvedere, todayReal photo / AI match
08–090:28–0:30Closing: Logo, manifesto & loopStatic / graphics

Want to make AI video like this?

The AI VideoGen course teaches the same pipeline on your own project: story first, reference sheets, a shot list, the right model for each shot, and an edit that holds together.