American Tower Corporation and Richland Towers to Jointly Build a 1,902 Foot Broadcast Tower in Mobile-Pensacola.

Business/Technology Editors

BOSTON--(BUSINESS WIRE)--March 2, 2000

American Tower Corporation (NYSE:AMT) and Richland Towers today announced that they will jointly construct and operate a 1,902 foot broadcast tower to serve the combined Mobile, Alabama and Pensacola, Florida broadcast market.

The tower will be designed and constructed by Kline Iron and Steel, Co., Inc. of Columbia, South Carolina.

Regulatory approvals have been received and the construction is slated to begin no later than April 1, 2000. The estimated completion time of the project will be November of this year.

Commenting on the project, Peter Kovaleski, Vice President of American Tower stated, "Mobile-Pensacola is an ideal market to build one multi tenant broadcast site. The development of this tower will fully meet the needs of the broadcast community today and in the future."

Neil Atkinson, President of Richland Towers, noted, "Richland is pleased to join forces with American Tower Corporation in serving the Mobile-Pensacola broadcast community. Both companies represent significant strength, technical expertise, and experience in tall broadcast tower development. This particular project will certainly qualify as a super tower structure."

With super towers under development in major cities nationwide, Richland Towers is rapidly emerging as a major supplier of fully integrated broadcast tower facilities. Headquartered in Tampa, Florida, Richland Towers is affiliated with Richland Properties, a recognized leader in real estate development and investment in the United States.

American Tower is the leading independent owner operator and developer of broadcast and wireless communications sites in North America. Giving effect to pending transactions, American Tower operates approximately 10,400 sites in the United States and Mexico, including approximately 300 broadcast tower sites. Of the 10,400 sites, approximately 9,000 are owned or leased towers and approximately 1,400 are managed and lease/sublease sites. Based in Boston, American Tower has regional hub offices in Boston, Atlanta, Chicago, Houston, San Francisco and Mexico City. For more information about American Tower Corporation, please visit our web sites www.americantower.com.

This press release contains "forward-looking statements" concerning future expectations, plans or strategies that involve a number of risks and uncertainties. The Company wishes to caution readers that certain factors may have affected the Company's actual results and could cause results for subsequent periods to differ materially from those expressed in any forward-looking statement made by or on behalf of the Company. Such factors include, but are not limited to (i) substantial capital requirements and leverage principally as a consequence of its ongoing acquisitions and construction activities, (ii) dependence on demand for wireless communications, use of satellites for internet data transmission, and implementation of digital television, (iii) the success of the Company's tower construction program and (iv) the successful operational integration of the Company's business acquisitions. The Company undertakes no obligation to update forward-looking statements to reflect subsequently occurring events or circumstances.