SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549


                                    FORM 8-K

                                 CURRENT REPORT
                     PURSUANT TO SECTION 13 OR 15(D) OF THE
                         SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported)  August 1, 2000 (July 27, 2000)


                           American Tower Corporation
               (Exact Name of Registrant as Specified in Charter)

        Delaware                         001-14195           65-0723837
(State or Other Jurisdiction           (Commission           (IRS Employer
     of Incorporation)                 File Number)         Identification No.)


         116 Huntington Avenue
         Boston, Massachusetts                                  02116
(Address of Principal Executive Offices)                      (Zip Code)


Registrant's telephone number, including area code: (617) 375-7500





Item 5.  Other Events

         On July 27, 2000,  American Tower Corporation  ("ATC" or the "Company")
announced that it had been awarded a contract by AT&T Wireless Services, Inc. to
provide  turnkey  services  for its fixed  wireless  Digital  Broadband  network
deployment  in key  markets  throughout  the  United  States.  The AT&T  Digital
Broadband network will allow AT&T to offer to its customers a bundled package of
digital  communications  services such as high-speed internet access and digital
phone services. ATC has already begun work in several markets and has been given
notice to proceed with network deployment on approximately  1,500 sites covering
multiple  markets in each of its five geographic  regions.  Deployment for these
sites is  expected  to be  completed  by the end of 2001.  Under the  agreement,
additional  markets may be added over the next two years. For more  information,
see the Company's press release, dated July 27, 2000, which is attached herewith
as Exhibit 99.1.


Item 7.  Financial Statements, Pro Forma Financial Information and Exhibits.

         (c) Exhibits

         Exhibit 99.1  Press Release of the Company, dated July 27, 2000.


                                   SIGNATURES

         Pursuant to the  requirements  of the Securities  Exchange Act of 1934,
the  Registrant  has duly  caused  this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                                            AMERICAN TOWER CORPORATION
                                                 (Registrant)

Date:  August 1, 2000                       By: /s/ Justin Benincasa
                                                Name:   Justin Benincasa
                                                Title:  Vice President and
                                                        Corporate Controller