Hotels in Frankfurt

Castle ruins and medieval squares have lured poets and composers to this Upper Rhine Valley city for centuries. Now it’s a magnet for design-conscious travelers, thanks to Heidelberg Suites. Florentine architect Michele Bönan, who wowed us with J.K.

Forty-seven years after Arne Jacobsen created Radisson SAS’s first hotel, in Copenhagen, the fast-growing group continues its tradition of tapping A-list designers. At its latest property, Adam D.

The 16th-century Hotel Zum Ritter St. Georg is the same vintage as the storied castle on the hill nearby, its Renaissance red-sandstone façade bearing an inscription in gold: persta invicta venus (Beauty forever unconquered).

Germany's media and art luminaries favor this 49-room hotel's color-saturated, mischievous design (the lamps are penguins wearing shades on their heads) and its boisterous bar scene.