Collecting | smithsonianmag.comhttps://www.smithsonianmag.com/rss/tag/collecting/RSS feed for CollectingenWed, 22 Apr 2026 18:42:31 +0000This Rare-Coin Scavenger Hunt in San Francisco Offers Participants the Chance to Relive the California Gold Rushhttps://www.smithsonianmag.com/smart-news/this-rare-coin-scavenger-hunt-in-san-francisco-offers-participants-the-chance-to-relive-the-california-gold-rush-180988598/A local coin dealer will hide historic currency worth a total of $50,000 in its third annual citywide challenge on April 25Wed, 22 Apr 2026 18:42:31 +0000https://www.smithsonianmag.com/smart-news/this-rare-coin-scavenger-hunt-in-san-francisco-offers-participants-the-chance-to-relive-the-california-gold-rush-180988598/