National Geographic has been publishing gorgeous photographs for 125 years, so starting a Tumblr feed seems a natural step for the dowdy journal. One of the first entries features Mabel Gardiner Hubbard Bell [See update below] inside a tetrahedral kite frame, while her husband, Alexander Graham Bell, leans in for a kiss. Doesn't it just make you wish you had known these two? Dated October 10 16, 1903, this photo surely must have been taken at Beinn Bhreagh. Click on the image to see the full-sized version. *UPDATE: It appears there is controversy about whether the woman in this photo is Mabel...