I just love the idea of the key with the little things being buildings. I love Chicago-so I would want to get part of the Chicago skyline including the Sears Tower as a part of the skyline. I would get it on the inside of my upper arm.
A very well detailed Triangle Glyph Tattoo. You can see that the pink flower is fully colored within the glyph triangle symbol as it slowly branches out into the less colored parts of the flower as the colors are only concentrated in the center.