FOLLOW THE CONNECTIONS

One Aha.
A whole universe.

Every story sits inside a network of places, ideas, forces and human problems. Start with Glen Canyon Dam Bridge and follow whichever thread makes you curious.

7STORIES

5IDEAS

23BRIDGES

EngineeringSTRONGEST THREAD

YOU ARE HERE

Glen Canyon Dam Bridge

The Glen Canyon Bridge or Glen Canyon Dam Bridge is a steel arch bridge in Coconino County, Arizona, carrying U.

ERA

Deep Time

How the past remains visible inside present-day places and systems.

IDEA

Engineering

How people make structures, machines and systems do difficult things.

NATURE

Living Systems

How organisms and landscapes create surprising systems at scale.

FORCE

Water

How water shapes settlements, architecture, survival and movement.

SYSTEM

Movement

How people, goods and information move through designed networks.

01 · WATER SHAPES BOTH

Chand Baori

Why does an ancient well contain thousands of perfect steps?

Glen Canyon Dam Bridge and Chand Baori both reveal water and engineering in action, but at a different place, era or scale.Follow this Aha →02 · SAME ENGINEERING PROBLEM

Howrah Bridge

How can a giant bridge hold together without nuts and bolts?

Glen Canyon Dam Bridge and Howrah Bridge both reveal engineering and transport in action, but at a different place, era or scale.Follow this Aha →03 · SAME ENGINEERING PROBLEM

Antikythera mechanism

Did the ancient world build a mechanical computer?

Glen Canyon Dam Bridge and Antikythera mechanism both reveal engineering and history in action, but at a different place, era or scale.Follow this Aha →04 · NATURAL SYSTEMS

Lake Baikal

How can one lake hold a fifth of Earth’s unfrozen fresh water?

Glen Canyon Dam Bridge and Lake Baikal both reveal nature and water in action, but at a different place, era or scale.Follow this Aha →05 · MOVEMENT & INFRASTRUCTURE

New York City Subway

Why are some subway lines numbers and others letters?

Glen Canyon Dam Bridge and New York City Subway both reveal transport and history in action, but at a different place, era or scale.Follow this Aha →06 · WATER SHAPES BOTH

Petra

How did a desert city survive sudden floods?

Glen Canyon Dam Bridge and Petra both reveal water and engineering in action, but at a different place, era or scale.Follow this Aha →

GUIDED CURIOSITY TRAILS

Choose how you want to wonder.

Each trail is a short sequence of connected AhAs. There is no right order—only a reason for the next click.

TRAIL 01

Same problem, different answer

See how different places solve similar constraints with completely different materials, systems and ideas.

TRAIL 02

Follow it through time

Jump between ancient and modern answers to the same human needs.

TRAIL 03

Change the scale

Move from one object or place to a city, ecosystem or planetary system and watch the pattern repeat.