1 Mint no gum (MNG) â the stamp appears to be unused but has no gum. 2  It might have been used but not cancelled, or have been issued without gum. 3  Unmounted mint (UM) â the stamp is unused and appears never to have been mounted.
The Alaskan Way Viaduct replacement tunnel is a bored road tunnel that is under construction in the city of Seattle in the U.S. state of Washington. The project has been stalled since December 2013.No firm date for if/when the project will continue has been set.n January 12, 2009, the state of Washington, King County, the city of Seattle, and the Port of Seattle revealed that they had agreed to replace the viaduct with a bored underground tunnel.
And, of course, no trip to Seattle would be complete without a visit to the top of the world-famous Space Needle. Sandwiched between the waters of Puget Sound and Lake Washington, Seattle is an exceptionally scenic city, complete with its iconic Space Needle tower piercing the skyline.