Roger Federer built an $8.1 million glass mansion on Lake Zurich; after listing his Wollerau villa for $5.3 million, he sold it as plans grew for a massive new waterfront compound

Roger Federer’s former Wollerau home near Lake Zurich was one of his most striking properties, but the Swiss tennis great eventually put the glass residence on the market as his plans changed. The three-story home, known as “The Residence,” covered about