Maps for the purpose exist. But they are in paper form and often not widely available.

VOA: special.2009.01.20

And he said some industries could not exist unless they were protected by tariffs.

VOA: special.2010.05.20

If dark matter particles exist, scientists say, they should be able to observe a small amount of light given off when they hit the nucleus of a xenon atom.

VOA: special.2009.07.21

While lifetime cases of forced labor, slavery and bonded labor do exist, he says they are the exception.

VOA: standard.2009.08.21

(applause) "And,nations within this body do the Palestinians no favors when they choose vitriolic attacks against Israel over constructive willingness to recognize Israel's legitimacy and its right to exist in peace and security."

VOA: standard.2009.09.23

"They remain treated as temporary migrants and, without that piece of paper, some form of identification, they are not able to access many of these government schemes that exist now, that have large funds behind them and could actually make a huge difference in poor people's lives,"

VOA: standard.2009.09.24