WAP2000031487 - 14 MARCH 2000 - WASHINGTON, D.C., USA: Samantha Hughes, 8, Chris Hughes, 10 and Alex Holmes, 10, of Exton, PA, stretch their legs on a canvas maze spread out on the grounds of the U.S. Capitol in Washington, D.C., March 14. The "interactive" exhibit features several different types of labyrinths and attempts to highlight the sometimes mysterious energy, healing or otherwise awesome powers of walking the path of such structures throughout history in many places in the world. rg/iw/Ian Wagreich UPI