On-sighting is a form of adventure climbing emphasizing the skills of route finding, quick thinking and problem solving.

Often I climbed away from one bolt without being able to see where the next one was, and this added a new dimension to route finding.

Beyond these immediate difficulties lies the larger problem of route finding.

At each event there was an experienced rambler or Ordnance Survey staff member to help interested youngsters with route finding.

The trail is considered primitive, and some route finding is required.

Although most present no technical difficulties in good conditions, careful route finding may be required when descending from the main summit, especially in mist.

Thongsa's route finding was a model of conservative ice travel: painstaking, safe, and very, very slow.

As a result Scott has much concern recorded in his diaries over route finding, and experienced close calls about finding depots.

This mountain can be ascended by hiking and route finding, however, it is very icy at parts.

Purtscheller pioneered climbing without a mountain guide, who in the 19th century did all the route finding and lead climbing.