Church of the Annunciation in Haute-Isle

Did you know? There's an unusual troglodyte church in the Val d'Oise, just waiting to be discovered.

Did you know that in the Val d'Oise, the Church of the Annunciation at Haute-Isle is the only troglodyte church in the entire region? Carved directly into a chalk cliff and listed as a historic monument, it's an unusual nugget to discover.