Whatever you do, don’t take a picture of this building.
Washington Post, Secret Buildings You May Not Photograph, Part 643:
The only antidote to this security mania is sunshine. Only when more and more Americans do as McCammon has done and take the time and effort to chronicle these excesses and insist on answers from authorities will we stand a chance of restoring balance and sanity to the blend of liberty and security that we are madly remixing in these confused times.