About 3 million people in the metro area.

Santo Domingo is the capital of the Dominican Republic and the oldest city built by Europeans in the Americas. It is the country's biggest hub for government, business, music, and food.
Wander the cobblestone streets of the Colonial Zone, visit the ancient Alcazar de Colon castle, stroll the seaside Malecon, and taste sweet fried plantains at a local market.
The Colonial Zone is a UNESCO World Heritage site full of 500-year-old buildings, the first cathedral in the Americas, and cheerful plazas where families gather in the evening.
Try la bandera, the everyday plate of rice, beans, and meat, and cool off with a fresh fruit smoothie called a batida.