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Documentary · Featured this weekWatch on phone, laptop, TV and tablet
Aerial view of a glacier valley with an orange river winding between mountains, the key art of the series Rivers of Ice
Fig. 1 · The Valley of the Long Thaw
Atlasreel Original
New chapter every Friday

Rivers of Ice

Narrated by Mara Eldwin · Directed by Ayo Benette

12+
2026
Nature · 6 chapters · 52 min each

Six chapters follow one glacier from its last snowfall to the sea, and the people who measure every metre of its retreat.

Play
Trailer
My list
01Meltwater
02The Quiet Moraine
03Blue Ice
04The Counting Hut
05Braided River
06Sea at Last
Close
Close
01Continue watching

Pick up where you stopped.

Your place is saved on every screen, down to the minute.

A whale gliding through deep blue water, still frame from Blue Ledger
Resume · Season 1

Blue Ledger

Ch 3 of 6 · 14 min left
Resume chapter 3
Stone & Sun still frame

Stone & Sun

Ch 2 of 8 · 31 min left
Quiet Hours of the Sky still frame

Quiet Hours of the Sky

Ch 5 of 6 · 9 min left
Canopy still frame

Canopy

Ch 1 of 4 · 38 min left
Salt Road still frame

Salt Road

Ch 4 of 5 · 17 min left
02Top 10 this week

The index: most watched now.

Ranked by minutes watched in the last seven days.

1
Blue Ledger still frame

Blue Ledger

Oceans · 6 chapters
2
Stone & Sun still frame

Stone & Sun

Ancient cities · 8 chapters
3
Quiet Hours of the Sky still frame

Quiet Hours of the Sky

Space · 6 chapters
4
Salt Road still frame

Salt Road

Deserts · 5 chapters
5
Canopy still frame

Canopy

Rainforests · 4 chapters
6
Rivers of Ice still frame

Rivers of Ice

Polar · 6 chapters
7
Cell by Cell still frame

Cell by Cell

Science · 10 chapters
8
Steam & Silence still frame

Steam & Silence

Industrial age · 5 chapters
9
Long Migrations still frame

Long Migrations

Wildlife · 6 chapters
10
Layers still frame

Layers

Archaeology · 4 chapters
03Series by era

A timeline of everything.

Pick an era on the ruler. Every series is told in chapters you can start from anywhere.

Deep time4.5 bn – 540 m years ago7 series
Ancient world3000 BCE – 500 CE9 series
Age of sail1400 – 18006 series
Industrial age1760 – 19505 series
Space age1957 – today8 series

Deep time

Oceans before eyes, volcanoes before names. Stories told in rock, water and fire.

Before the Oceans Had Names still frame
Open ocean

Before the Oceans Had Names

52 min · Mara Eldwin
Ember Ring still frame
Ring of fire

Ember Ring

49 min · Dr. Noor Haddad
The Archive Below still frame
Underground

The Archive Below

47 min · Tomas Quill

Ancient world

Cities of stone, roads of salt and the people who left their marks in layers of earth.

Stone & Sun still frame
River valleys

Stone & Sun

54 min · Ilse Varga
The Quiet Temple still frame
Highlands

The Quiet Temple

50 min · Ayo Benette
Layers still frame
Great deserts

Layers

46 min · Ilse Varga

Age of sail

Ships, charts and castles: how people learned to cross water and draw what they found.

Charting the Deep still frame
Open ocean

Charting the Deep

51 min · Tomas Quill
Paper Maps, Real Seas still frame
Island chains

Paper Maps, Real Seas

48 min · Mara Eldwin
The Stone Kings still frame
Old Europe

The Stone Kings

53 min · Ilse Varga

Industrial age

Steam, paper and electric light: the century when the world sped up and the nights grew bright.

Steam & Silence still frame
Coal belts

Steam & Silence

50 min · Ayo Benette
Lamp Rooms still frame
Big cities

Lamp Rooms

44 min · Ilse Varga
Lights Out, Lights On still frame
River basins

Lights Out, Lights On

49 min · Dr. Noor Haddad

Space age

Domes, dishes and dark skies: listening to the universe, one patient night at a time.

Quiet Hours of the Sky still frame
Dark-sky sites

Quiet Hours of the Sky

52 min · Dr. Noor Haddad
The Listening Dome still frame
High mountains

The Listening Dome

47 min · Tomas Quill
Green Fire still frame
Polar edge

Green Fire

45 min · Mara Eldwin

Polar edge

12 series

Open ocean

16 series

Great deserts

7 series

River basins

10 series

High mountains

9 series
05Series spotlight

Open a series, begin at any chapter.

A whale swimming through deep blue water, the poster of the series Blue Ledger
All ages
2025
Oceans

Blue Ledger

The sea keeps a ledger of everything that passes through it. Two seasons follow the people who learn to read it: from a reef that grows a millimetre a month to a glacier that ends in a door of blue ice.

Narrator and experts

M
Mara EldwinNarrator
I
Dr. Ilse VargaMarine ecologist
T
Tomas QuillUnderwater camera
N
Dr. Noor HaddadOcean physicist
A
Ayo BenetteDirector

Chapters

Season 1 · 4 of 6 chapters
Season 2 · 3 chapters
The Bright Shelf chapter still
Ch 1

The Bright Shelf

52 min

Light, depth and the first wall of coral that grows toward the sun.

Where the Whales Count chapter still
Ch 2

Where the Whales Count

49 min

A researcher follows one song across four thousand kilometres.

The Slow Garden chapter still
Ch 3

The Slow Garden

47 min

Reefs grow a few millimetres a year and keep every storm in their rings.

Giants of the Plankton Sea chapter still
Ch 4

Giants of the Plankton Sea

51 min

The largest fish alive feeds on the smallest, and so does everything else.

Northern Waters chapter still
Ch 5

Northern Waters

50 min

Season two moves to the cold edge, where ice sets the pace.

The Blue Door chapter still
Ch 6

The Blue Door

46 min

A diver measures a glacier from below and finds it thinner than it looks.

Green Fire Overhead chapter still
Ch 7

Green Fire Overhead

44 min

The season ends under the northern lights, with every voice in one place.

06Long read

Behind the camera, slowly.

Long read · 6 min

What a reef teaches about patience

By the Atlasreel editors · Notes from the making of Blue Ledger

A reef is the slowest building site on Earth. A colony adds a few millimetres a year, and a reef the length of a coastline needs ten thousand years of those millimetres. Our crew spent three winters learning to wait.

Every ring on the coral is a year somebody kept a promise to the sea.

Dr. Ilse Varga, Marine ecologist

Chapter one begins at the bright shelf, thirty metres down, where light still reaches the sand. Ilse Varga has dived the same line for eleven years. She calls it her commute. The film follows her fins, her slate and the small marker flags that say the reef is still here.

None of this is dramatic on screen. A researcher kneels, a hydrophone hums, a tide table gets another pencil mark. The film trusts that the slow work is the story, and the edit lets every shot run until you stop waiting for the next one.

By the sixth chapter the numbers on the wall are not statistics any more. They are neighbours, with names, habits and bad weeks.

Read the rest of the essay
Morning mist drifting over a green rainforest canopy

Fact sheet

Filmed in31 locations, 4 oceans
Runtime9 h 40 m over 7 chapters
LanguagesEnglish, Bangla narration
Subtitles14 languages
ReleasedSeptember 2025
07Coming soon

Three new series, on the calendar.

21Nov
Night Weather coming soon still frame

Night Weather

Science · 5 chapters · narrated by Mara Eldwin

Why the sky glows green, red and violet, and who watches it all winter.

Notify me
05Dec
The High Ledge coming soon still frame

The High Ledge

Mountains · 4 chapters · narrated by Tomas Quill

Four seasons on a ridge where the clouds arrive before the sunrise does.

Notify me
19Dec
Delta Hours coming soon still frame

Delta Hours

Rivers · 6 chapters · narrated by Ayo Benette

A year on a river that rebuilds its own land every monsoon.

Notify me
08Plans

Pick how you like to watch.

Explorer

Sample price
$4.99/ month

One screen, HD. For one curious person.

One screen at a time
HD 720p, no ads
Subtitles in 14 languages
New chapter every Friday
Choose Explorer

Scholar

Most chosen
$8.99/ month

Full HD on two screens, with notes and a library of long reads.

Two screens at once
Full HD 1080p
Chapter notes and long reads
Watch offline in the app (coming soon)
Choose Scholar

Family

Sample price
$12.99/ month

Four screens, a Kids profile with PIN and a classroom mode.

Four screens at once
Full HD 1080p
Kids profile with PIN lock
Classroom mode for teachers
Choose Family
PhoneSwipe and watch anywhere
LaptopAny modern browser
TVSmart-TV browser today
TabletGreat for long reads

Prices shown are sample plans for this demo. Watching offline in the app is coming soon. Cancel any time.

Profiles and classroom

One account, a shelf for everyone.

Give each viewer their own list, notes and place. The Kids profile shows only family-safe series and stays behind a PIN. Teachers can switch on classroom mode to pause on a chapter and show it to a room.

See the Family plan
M

Maya

Adult · your list and notes
L

Learner

Ages 13+ · study collections
K

Kids

Under 12 · family-safe titles, PIN to exit
+

Add profile

Up to 4 on the Family plan

Questions

Short answers.

Still unsure? Ask a person.

Help desk is open weekdays, 9 AM to 6 PM UTC.
01

Is this a real streaming service?

This is a demo documentary site. The player runs on a public test stream. A real shop connects its own licensed films and apps here.

02

How are series organised?

Every series is told in chapters. Use the timeline to browse by era, collections to browse by subject and the region rail to browse by place.

03

Which devices work?

Phones, tablets, laptops and any smart-TV browser. Native apps are coming soon.

04

Can I use it in a classroom?

Yes. The Family plan includes a classroom mode, and school licences are available on request.

05

Is it safe for children?

Yes. Add a Kids profile: it shows only family-safe series, and adult profiles stay behind a PIN.

06

Can I download chapters?

Watching offline in the app is coming soon.

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