Description: [caption id="" align="aligncenter" width="300" caption=""EXIT" sign in the Smithsonian Institution Building (i.e. "The Castle Building"), by Adam Gerard, Creative Commons: Attribution BY-NC-SA 2.0."][/caption] We agree, Adam! The Smithsonian “Castle” takes the cake for vintage details. Via @voteprime on Twitter: “I am fascinated by this EXIT sign I saw at the Smithsonian
Description: The Theodore Roosevelt Papers are now digitized and available online through the Library of Congress Digital Collections. Don't try browsing all at once—there are over 450,000 images! [via Library of Congress][edan-image:id=siris_sic_9575,size=300,center]With the help of ground-penetrating radar, the Norwegian Institute for Cultural Research has discovered a thousand-year-old