The itinerary lasts 6hrs 20min, and has 2 steps.

Cologne - Paris
The step from Cologne to Paris lasts 3hrs 20min. You'll travel in a high speed train.

Paris - Nîmes
The step from Paris to Nîmes lasts 3hrs 00min. You'll travel in a TGV Inoui operated by SNCF Voyageurs.
On board, you'll have access to: Wi-Fi.