FreeColmar's postcard: the slow River Lauch lined with flower-hung, half-timbered houses, then a tangle of pedestrian lanes with painted façades, carved merchants' houses and cafe squares. It costs nothing, takes a morning, and is best seen both at breakfast and after dark.
2-3 hours (more with the boat)Details → 
Home to the Isenheim Altarpiece, one of the most powerful works of German Renaissance painting, in a former Dominican convent joined to a striking modern extension. The one museum in Colmar you should not skip, and an ideal rainy-day anchor.

The house where Auguste Bartholdi, sculptor of the Statue of Liberty, was born in 1834, now a small museum of his models, drawings, paintings and family furniture. Inexpensive, intimate, and a surprising way to connect Colmar to New York.
FreeSix small markets spread through the old town, each in its own square, with wooden chalets, mulled wine, gingerbread and lights strung over half-timbered streets. Free to enter, running from 23 November to 29 December in 2026.

A huge medieval fortress on a spur above the Alsace plain, restored in the early twentieth century for the German emperor. Towers, great halls and ramparts with views to the Vosges, the Black Forest and, on clear days, the Alps.
2-3 hours (plus travel)$$Get tickets → 
A small-group full-day trip from Colmar through the four most famous wine villages on the Alsace Wine Route, with a guide, a minivan and no parking worries. The easiest way to see the villages from the postcards in one day.
About 8 hours$$$Get tickets → A museum of Alsace wine history on the Place de la Cathédrale, with an audio guide and a tasting at the end. The easiest way to learn Riesling from Gewurztraminer in town, in about an hour, whatever the weather.

A two-hour guided walk through Colmar's old town followed by a 25-minute boat cruise along the flower-hung canals of Petite Venise. A gentle, central way to see the town from the water as well as the cobbles.
About 2.5 hours (walk plus 25-minute cruise)$$Get tickets → An interactive chocolate museum on the Place de la Cathédrale with the story of the cocoa bean, chocolate sculptures including a 300 kg Statue of Liberty, and a tasting. A sweet indoor plan for families and rainy afternoons.

A big, playful museum of toys from nineteenth-century rocking horses and board games to dolls and contemporary playthings, on Rue Vauban. A favourite with families and a good anchor for a wet day.