<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> JUN-30-1999 <CASH> 20,274,000 <SECURITIES> 57,767,000 <RECEIVABLES> 3,854,000 <ALLOWANCES> (379,000) <INVENTORY> 0 <CURRENT-ASSETS> 83,159,000 <PP&E> 264,208,000 <DEPRECIATION> (77,610,000) <TOTAL-ASSETS> 278,989,000 <CURRENT-LIABILITIES> 11,924,000 <BONDS> 104,608,000 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 1,456,000 <OTHER-SE> 161,001,000 <TOTAL-LIABILITY-AND-EQUITY> 278,989,000 <SALES> 7,190,000 <TOTAL-REVENUES> 9,436,000 <CGS> 3,202,000 <TOTAL-COSTS> 3,202,000 <OTHER-EXPENSES> 7,215,000 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 2,873,000 <INCOME-PRETAX> (3,854,000) <INCOME-TAX> 0 <INCOME-CONTINUING> (3,854,000) <DISCONTINUED> 0 <EXTRAORDINARY> 589,000 <CHANGES> 0 <NET-INCOME> (4,443,000) <EPS-BASIC> (0.09) <EPS-DILUTED> (0.09)