Budapest is a sprawling city. With over 1.7 million inhabitants, it is the ninth largest in the European Union. Thankfully for visitors, most of the city’s prominent sites and great restaurants are contained within the relatively compact and walkable Inner City, locally known as Belváros. This area is also home to the oldest and prettiest districts in the city—the ones that appear to have dusted off the remnants of the Iron Curtain. The Inner City straddles the east and west…