Amsterdam City Guide, Netherlands. Holland Travel. Amsterdam combines the unrivaled beauty of the 17th-century Golden Age city center with plenty of museums and art of the highest order, not to mention a remarkably laid-back atmosphere. It all comes together to make this one of the world's most appealing and offbeat metropolises. Built on a latticework of concentric canals like an aquatic rainbow, Amsterdam is known as the City of Canals but it's...