<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               JUN-30-1997
<CASH>                                          17,896<F1>
<SECURITIES>                                         0
<RECEIVABLES>                                    1,130
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                27,178
<PP&E>                                         227,990
<DEPRECIATION>                                  51,773
<TOTAL-ASSETS>                                 216,672
<CURRENT-LIABILITIES>                           77,774
<BONDS>                                         83,848
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           139
<OTHER-SE>                                      54,911
<TOTAL-LIABILITY-AND-EQUITY>                   216,672
<SALES>                                              0
<TOTAL-REVENUES>                                82,728
<CGS>                                                0
<TOTAL-COSTS>                                   51,834
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               3,453
<INCOME-PRETAX>                                (1,352)
<INCOME-TAX>                                     (541)
<INCOME-CONTINUING>                              (811)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     (811)
<EPS-PRIMARY>                                   (0.06)
<EPS-DILUTED>                                   (0.06)
<FN>
<F1>Includes restricted short-term investments of $582.
</FN>