Walk Completed
Deep Time Walk | Earth Day
A 4.6 km walk through 4.6 billion years of Earth’s natural history
Tuesday, April 22, 2025
09:30 – 13:00
3 hr 30 min
English
This walk has already taken place. Thank you to all who joined!
About This Walk
public event
18 Stations Through Time
Explore the key moments in Earth’s history that we’ll encounter on our walk
Where We’ll Meet
Saint-Germain-en-Laye, Yvelines, Île-de-France, France
This walk will be conducted in English
Get DirectionsYour Guide
Lead Facilitator
Helena (Hellen) Hettinga
Trained FacilitatorPro Certificate
Paris region
My first DTW I co-facilitated in St Germain en Laye, just outside of Paris in 2022.
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Walks Led
72
Participants