With its sleek lines and sophisticated styling, the Apple Store is the number one stop for gizmos, gadgets and glossy technology. Nearly 5,000 fans lined up to snatch a piece of the Perspex at the London flagship's opening in 2004. Since then, the store's knowledgeable staff and covetable selection of MacBooks have kept the techno-curious coming back for more. Try the Genius Bar for technical support.