---
title: The Reaction Ferries of Basel: What Have We Missed? — HIGH T3CH
url: https://hight3ch.com/the-reaction-ferries-of-basel-what-have-we-missed/
date: 2017-10-02
---

# The Reaction Ferries of Basel: What Have We Missed?

On the river Rhine in Switzerland, there are reaction ferries: boats with no engine, no paddles, no onboard motive power at all. Here’s how they work — and a question about what other simple ideas are out there.