A hat that says "DMZ," or even a ceramic tile with some barbed wire.
Next year, Scots will get to vote for their independence from the UK. In border towns, the issue hasn't gotten too many people riled up.
Rhino horns in Vietnam, elephant tusks in Africa, turtles in Thailand, and drugs and dirty money just about everywhere.
Gibraltar accuses Spain of inflicting "torture" through unnecessary delays at its border.
A new photography project captures barriers in Baghdad, Korea, Israel and Belfast.
A political boundary can be more than just a barrier.
If today's geopolitical divisions existed when Stegosauruses roamed the earth, the world might have looked something like this.
We can be connected (or disconnected) based on where we move, how we speak, and even what sports teams we root for.
In Baarle-Nassau, pieces of Belgium and the Netherlands sit side-by-side, creating some strange municipal politics.
If a two-state solution to the Israel-Palestine conflict ever came to pass, it would create a profound urban planning challenge