 OregonLive.com |
Letterboxing: It's like geocaching but more intriguing — and the Portland …
OregonLive.com We are following a trail of clever clues to find a hidden box with a hand-carved stamp (of Shakespeare, who else?) in it. Although this is something Zach … Treasure Hunt: The 100-year-old exploring game of letterboxing turns a hike … |
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