As Israel undertakes its fourth ground offensive in southern Lebanon in 50 years, its troops again face rocky terrain mined with explosives and full of hiding places that previous generations of soldiers have battled over.
After pounding Gaza for nearly a year, Israeli forces began "targeted" ground raids on September 30 intended to push back Hezbollah fighters in Lebanon who have been bombarding northern Israel over the last year.
The decision has sparked a debate about the wisdom of opening up a second front and presents Israeli soldiers with a different challenge to the flat, densely packed urban environment of Gaza.
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