on a church, a giant chair, the longest escalator in the western hemisphere, a faithful replica of the Holy Land for those who cannot make the pilgrimage to Jerusalem, a fence forged from War of 1812 muskets, a yet uncracked cryptographic sculpture ... Far from the crowds and the usual cliches, Washington DC is a reserve of well-concealed treasures only revealed to those who know how to wander off the beaten track, whether resident or visitor.