sweep you off your feet

各国のツリーハウスを撮った写真集 "My Cool Treehouse" についての記事（Reader's Digest ９月号）からの抜粋です。
Jane Field-Lewis takes us from London to the African wilderness, from the lavender fields of Italy to California in search of romantic, quirky, luxuruious and sometimes futuristic examples of treetop dwellings. Mostly created from recycled materials and demonstrating resourcefulness and imagination in spades, these mini havens will sweep you off your feet.
慣用句らしき "sweep you off your feet" の意味が分からないので辞書を見ます。
・McGraw-Hill Dictionary of American Idioms and Phrasal Verbs: Fig. to overwhelm someone (figuratively). Mary is madly in love with Bill. He swept her off her feet. The news was so exciting that it knocked me off my feet.
・Dictionary.com: to impress or overwhelm by ability, enthusiasm, or charm: The gaiety of the occasion swept them off their feet.