Wendy Harris pointing to a map on a getigraph showing the location of Ninth Avenue. Ninth Avenue is a road outside of the Gotham City Limits, running northeast of the city. The getigraph, which was monitored by Marvin White, Wendy Harris, Director Wimple and Wonder Dog, showed a squiggly line that indicated the location of the blue beam. References ↑ As seen in The Ultra Beam. ↑ It wasn't entirely clear if the road actually traveled northeast, or if it ran in another direction, but was located northeast of the city. ↑ As seen in the Season 1 episode The Ultra Beam. (1973) ↑ As seen in The Ultra Beam. Retrieved from "https://superfriends.fandom.com/wiki/Ninth_Avenue?oldid=47099" Categories: Locations Roads Community content is available under CC-BY-SA unless otherwise noted.