article_snippet: Nowhere is this more visible than at the old crossing points -- places that were once hives of activity but are now ghostly, vacated shells of their former selves.
article_snippet: Not entirely forgotten though.
article_snippet: The checkpoints themselves were sometimes places of fear, of hostile bureaucracy -- a past Ignacio Evangelista says lingers on in the buildings left behind.
article_snippet: Some, Ignacio Evangelista says, are gone completely, marked only on maps and located using GPS trackers or by talking to locals.