Surviving a march in this inhospitable land would have presented formidable logistical obstacles, perhaps forcing an alternative route to be adopted.

The fact that daunting logistical obstacles stood in the way of the enterprise only whetted the Pope's appetite.

Talk is in the air of staging the 2008 nominating convention here, though that would require scaling considerable logistical obstacles.

Entrepreneurs say they are optimistic that logistical obstacles can be overcome.

Officials at the spy agency over the years ran into myriad logistical, legal and diplomatic obstacles.

However, the project is complicated, involving considerable financial, legal and logistical obstacles.

The near impossibility of air travel, Ms. Gregoli said, has also thrown up logistical obstacles.

"There are some tough physical, logistical obstacles to recycling," he said.

With only four months to go, the logistical obstacles are daunting in a country where phone lines, electricity and other basics are unreliable.

First, however, there are huge logistical obstacles to overcome.