Sentence examples for walking up from inspiring English sources

The phrase "walking up" can be correct and used in written English.
It is commonly used to indicate someone's movement or action of traveling in a vertical direction, such as climbing stairs or a hill. Example: The hikers were exhausted after walking up the steep mountain trail. In this sentence, "walking up" describes the action of the hikers ascending the mountain. It could also be written as "climbing up" or "hiking up."