Tour $40 million Lake Tahoe home boasting walls of glass

This five-level home boasts walls of glass and steel, a six-story glass staircase, a glass fireplace and glass doors. Sitting on a half-acre, the Crystal Bay, Nev., the 8,700 square-foot house has 4 bedroom suites, five baths, Sierra Nevada mounta
Courtesy Janet O'Donnell Oliver Luxury Real Estate