Voyages en zigzag : ou, Excursions d'un pensionnat en vacances dans les cantons suisses et sur le revers italien des Alpes, chronicles the voyages of a school teacher and his boarding school students on a number of 19th century voyages through Switzerland and Northern Italy. It is the first in a series written by Rodolphe Töpffer, a Swiss teacher, author, painter, cartoonist, and caricature artist. He is also considered to be the first modern comic creator.
Of its many beautiful examples I have scanned a small set of the engravings I found most interesting.
La Tour du Lépreux, Près d'Aoste
Le Simplon, entre Isella et Gondo
Rive de Meillerie
Le Roc perché