We (not pictured) packed way too much for our European travels and ended up regretting it. Riska/Getty Images I spent three weeks traveling around Europe with my wife, and we completely overpacked. Lugging our big bags around was miserable, and we didn't end up needing so much of what we brought. We should've followed travel writer Rick Steves' advice and packed lighter, just one bag each. My wife and I had just arrived in Amsterdam, the first stop on our three-week European trip with about...