A Night of Exploration Rarest of the Rare A Night of Exploration Site All the gold in the world still isn't very much. Info Check your local listings. A Night of Exploration: Rarest of the Rare All the gold in the world still isn't very much. Share Share this URL: Or you can use the code below to embed the video. The code updates if you change the width/height. Minimum dimensions are 320x211 pixels. <iframe width="640" height="391" src="http://channel.nationalgeographic.com/channel/explorer/videos/rarest-of-the-rare/embed/" frameborder="0" scrolling="no" allowfullscreen></iframe> Width: px Height: px 1 comments   Get Livefyre FAQ Sign in + Follow Post comment Link Newest | Oldest Kristin Nebrija 5pts Was the cloning of mammoth successful?