From the 1940s through the sixties and seventies, AT&T built thousands of Long Line towers as part of its transcontinental microwave communications network. It’s been decades since they were used for their original purpose, but one still stands near the Morgan County community of Morgantown.

AT&T built thousands of microwave relay towers as part of its Long Line communications network in the 1950s and 60s. Although they haven’t been used in nearly forty years, many of the monoliths remain standing across Indiana. One of them is near Monroe County’s Griffy Creek.

From the 1940s through the sixties and seventies, AT&T built thousands of Long Line towers as part of its transcontinental microwave communications network. It’s been decades since they were used for their original purpose, but one still stands near the Jackson County community of Clear Springs.

AT&T built thousands of microwave relay towers as part of its Long Line communications network in the 1950s and 60s. Although they haven’t been used in nearly forty years, many of the monoliths remain standing across Indiana. One of them is near the Jackson County community of Brownstown.

From the 1940s through the sixties and seventies, AT&T built thousands of Long Line towers as part of its transcontinental microwave communications network. It’s been decades since they were used for their original purpose, but one used to stand near Salem in Washington County.

AT&T built thousands of microwave relay towers as part of its Long Line communications network in the 1950s and 60s. Although they haven’t been used in nearly forty years, many of the monoliths remain standing across Indiana. One of them is near the Harrison County community of Lanesville.

From the 1940s through the sixties and seventies, AT&T built thousands of Long Line towers as part of its transcontinental microwave communications network. It’s been decades since they were used for their original purpose, but one still stands near the Floyd County community of Edwardsville.

AT&T built thousands of microwave relay towers as part of its Long Line communications network in the 1950s and 60s. Although they haven’t been used in nearly forty years, many remain standing across Indiana. One of them is near the Floyd County community of Floyd’s Knobs.

During the 1950s and 60s, AT&T built microwave relay towers all across the United States. They were part of the Long Lines network, an early transcontinental telecommunications system. Today, the towers’ imposing presence persists: part of an old central office, one of them stands among the tallest buildings in downtown South Bend.