Columbia

The museum's plaza has four quadrants: one containing an amphitheater, another a dining terrace, and two others designed to feature plants and sculptures. — Frommer's

— Fodor's

With more than 90,000 square feet for climbing, exploring, painting, playing, building—oh, and learning, too—this museum is a full day of hands-on fun. — Fodor's

The grand, Corinthian-columned State House has bronze stars on its west side to mark the impacts from Northern troops' cannonballs. — Lonely Planet