See inside this 'one of a kind' Mandarin Oriental condo, listed for $4M

A “one of a kind” two-bedroom, two-bathroom condominium at the Mandarin Oriental in Boston’s Back Bay is listed for sale for $3.995 million.The 1,906-square-foot unit features a grand living and dining room “ideal for entertaining,” with walls of south-facing Juliet windows and a floor-to-ceiling marble fireplace, the listing states. The master bedroom features a five-piece stone bath, and a custom-built walk-in closet. Other features include wide-plank dark ha