Google also showed off a new backpack unit, nicknamed Trekker, that will allow for more images of remote, off-road places best reached on foot.

CNN: Google to offer more 3-D, offline maps

Our plan was to take a six-day jaunt along the Har Ki Doon Trail, a 50-mile round-trip said to be ideally suited to the fair-weather trekker.

WSJ: Trekking the Har Ki Doon Trail in India's Himalayas

To capture even more images, Google announced today Street View Trekker, a portable technology pack with 360-degree camera, that fits into a backpack and be carried by users into remote and wilderness areas only accessible by foot.

FORBES: Google Updates Maps, Takes Them Offline -- for Android