It wants to create a resort on Long Island in a new market that analysts think will be the nation’s most expensive to build outside Las Vegas. The company, which sold The Venetian, The Palazzo and The Venetian Expo a year ago for $6.25 billion, operates five resorts in Macau and Marina Bay Sands in Singapore but no longer operates a casino in Nevada. flagship resort for Las Vegas Sands Corp. The former home of the New York Islanders, where the professional hockey team won four straight Stanley Cup championships in the 1980s, may soon be transformed into the new U.S.