Radio masts and towers Radio masts and towers Radio masts and towers are, typically, tall structures designed to support antennas (also known as aerials) for telecommunications and broadcasting, including television. There are two main types: guyed and self-supporting structures. They are among the tallest man-made structures. Masts are often named after the broadcasting organizations that originally built them or currently use them. In the case of a mast radiator or radiating tower, the whole mast or tower is itself the transmitting antenna. The terms "mast" and "tower" are often used interchangeably. However, in structural engineering terms, a tower is a self-supporting or cantilevered structure,
I Don't Know How She Does It Does It" opened at #6 on its opening weekend with $4,402,201. It earned $9,662,284 in the United States as well as $20,889,211 internationally for a worldwide total of $30,551,495. I Don't Know How She Does It I Don't Know How She Does It is a 2011 American comedy film based on Allison Pearson's novel of the same name. Directed by Douglas McGrath, the film stars Sarah Jessica Parker, Pierce Brosnan and Greg Kinnear. It was released on September 16, 2011 and grossed $30 million against its $24 million budget. "I Don't Know How She Does It" was released for North