Sheldon G. Adelson
                            c/o Las Vegas Sands, Inc.
                         3355 Las Vegas Boulevard South
                             Las Vegas, Nevada 89109

                                                         As of November 14, 1997

Grand Canal Shops Mall, LLC
3355 Las Vegas Boulevard South
Las Vegas, Nevada 89109

Attention:  David Friedman

               Re: Loan to Grand Canal Shops Mall, LLC secured by among
                   other things, a Deed of Trust on the Shopping Mall to be
                   known as "Grand Canal Shops" and located on the site of
                   the former Sands Hotel and Casino, Las Vegas, Nevada

Ladies/Gentlemen:

            This letter shall constitute the commitment of Sheldon G. Adelson to
cause a Subsidiary (as defined in the Senior Loan Commitment (as hereinafter
defined)) (such Subsidiary, the "Lender") to make a mortgage loan (the "Loan")
to Grand Canal Shops Mall, LLC, a Delaware limited liability company (the
"Borrower") on the terms and conditions set forth in Exhibit A annexed hereto.
The Loan shall be made simultaneously with the making of the loan which is the
subject of the Senior Loan Commitment (the "Senior Loan") or the making of a
replacement take-out loan ("Replacement Senior Take-Out Loan") as contemplated
by paragraph 1 of that certain Tri-Party Agreement of even date herewith among
Goldman Sachs Mortgage Company (the "Senior Lender"), GMAC Commercial Mortgage
Corporation (the "Construction Lender"), the Borrower, Venetian Casino Resort,



LLC, Las Vegas Sands, Inc., Grand Canal Shops Mall Construction, LLC and the
undersigned (the "Tri-Party Agreement"). Capitalized terms used herein and in
Exhibit A and not otherwise defined shall have the respective meanings given
such terms in that certain loan commitment of even date herewith being given by
Senior Lender to Borrower and the undersigned (the "Senior Loan Commitment"),
pursuant to which Senior Lender is agreeing, on the terms and conditions set
forth in the Senior Loan Commitment, to make a loan to the Borrower in the
maximum principal amount of $105,000,000.

            This commitment shall inure solely to the benefit of the Borrower
and shall not inure to the benefit of, or be enforceable by, any other person or
entity.




                              Borrower's Acceptance

            The Borrower hereby accepts this commitment as of the date indicated
below.

GRAND CANAL SHOPS MALL, LLC

By: Grand Canal Shops Mall Holding Company, LLC,
    its managing member

    By: Mall Intermediate Holding Company, LLC,
        its managing member

        By: Venetian Casino Resort, LLC,
            its managing member

            By: Las Vegas Sands, Inc.,
                its managing member

                By: /s/ David Friedman
                    ------------------
                    Name:  David Friedman
                    Title: Secretary

Date:    November 14, 1997




                                    Exhibit A

1     Loan Amount: Lesser of (a) $35,000,000 and (b) the greater of (i) the
      outstanding principal balance of the Substitute Tranche B Loan (as defined
      in the GMAC Credit Agreement), if any, on the closing date of the Loan,
      plus accrued and unpaid interest thereon for the final interest accrued
      period that is not yet delinquent, and (ii) the principal amount of the
      Tranche B Component (as defined in the GMAC Credit Agreement) of the
      Construction Loan that is outstanding on such closing date plus accrued
      and unpaid interest thereon for the final interest accrual period that is
      not then delinquent.

2     Loan Purpose: The financing of a portion of the Purchase Price.

3     Security: The Collateral. Liens will be subordinate to those securing the
      Senior Loan and, if the Mezzanine Loan is outstanding, the liens securing
      the Mezzanine Loan.

4     Term: 5 years, with a right on the part of the Borrower to extend for an
      additional three years.

5     Interest Rate: The greater of (i) the interest rate on the Senior Loan and
      (ii) an arms-length interest rate.

6     Payments on Loan: Prior to maturity: interest only, payable monthly in
      arrears, with right to prepay principal in whole or in part at any time
      without



      penalty or premium, all subject, however, to the requirements of the loan
      documents to be entered into pursuant to the Senior Loan Commitment, as
      the same may be amended (the "Senior Loan Documents"). Interest not
      permitted under the Senior Loan Documents to be paid on a current basis
      shall accrue and compound monthly. All outstanding principal, and all
      accrued and unpaid interest, to be due and payable at maturity.

7     Subordination and Transfer Provisions. Loan to be subordinate to the
      Senior Loan and the Mezzanine Loan, if any.

8     Other Requirements. Loan documents for Loan shall otherwise be on
      arms-length terms, but shall in any event comply with the applicable
      requirements of the Senior Loan Documents.





If this commitment is acceptable to you, please sign at the space provided below
in the enclosed duplicate hereof, and deliver the same to the undersigned.


                                                  /s/ Sheldon G. Adelson
                                                  ----------------------
                                                      SHELDON G. ADELSON