Grimanesa Amorós has always dreamed big. As a child in Lima, Peru, she spent hours drawing maps of the world, building sea-foam sculptures, and painting giant landscapes of the mountains, deserts and jungles that blanket her native country. The earth was her canvas; the sky, her limit. But when Amorós moved to NYC in 1984, she initially had to scale down her artistic ambitions. “As you know, real estate in New York City is quite high,” the 53-year-old says wryly.