Colorful Great night lights timelapse photo in Roppongi, Tokyo, Japan shows off the city architecture. A MOST POPULAR RE-PIN. RESEARCH #DdO:) - http://www.pinterest.com/DianaDeeOsborne/intriguing-architecture/ - INTRIGUING ARCHITECTURE. Opened in 1958 as a communications & observation tower, Tokyo Tower, shown in the distant Roppongi Intersection, became symbol for the city. Made of prefabricated steel, called light because weighs only 4,000 metric tons though 333 meters / 1093 feet high.