Orogeny

Geology of Liège-Bastogne-Liège

Normally you expect mountains and then rivers cutting through them creating climbs and valleys? Not in the geology of Liège-Bastogne-Liège.

The geology of Il Lombardia brings us beautiful lakes, ancient oceans, and a mysterious creature in the water.

Mountain are like people. They get stressed and sometimes even a complete meltdown. The Pyrenees show what happened then.

Conodonts are eel-like animals but they are extinct. The last fact helps us learn about geological time scales in great precision.

Our race course today will rock it. Literally. The geological history of the Tarn and Aveyron at your footsteps, or wheels.

Toad? Super Mario? On today’s stage on the Champs Elysées. It sounds weird but the history of the ‘Champs’ goes back 600 million years.

Stage 16 is only a short one but the history leading to the scenery we see today is all but a short history.

Tour de France riders can be a force of nature. Today’s mountain stage shows us the gigantic forces that created mountain ranges.

The white jersey is one of the four coveted jerseys in the Tour de France. Today we explore white from kaolinite and battery power on the course.

Wilson? Is there a guy named Wilson in the Tour? Not as far as we know but Wilson does play an important role in the area we are racing in.

The mountain jersey in the Tour de France is white with red dots but it should actually be green with red dots. Let us explain why.

In the Basque Country where we start the Tour de France 2023 big geological events lead to steep climbs over millions of years.