The prepositional phrase is in the park. Camping is not part of the prepositional phrase.

In the wind is the prepositional phrase.

A prepositional phrase that modifies a noun or pronoun is an adjective prepositional phrase. An adjective prepositional phrase almost always follows the noun/pronoun it modifies.

with such force is a prepositional phrase.

"To" is a preposition, not a prepositional phrase. A prepositional phrase includes a preposition, its object, and any modifiers of the object.