Touch an iceberg and hear stories from recreations of first- and third-class cabins of the Titanic at the Miami Museum of Science and Planetarium. See real artifacts, courtesy of RMS Titanic Inc., the only company permitted by law to recover objects from the wreck of the Titanic. Ongoing. 10 a.m.-6 p.m. at 3280 South Miami Ave., Miami. Various prices. Details: (305) 646-4203 or (305) 646-4200.
The Miami-Dade County fair celebrates 55 years of heart-stopping rides, spectacular shows and attractions, hundreds of exhibits, games, food and more. Highlights of this year's festival include 100 rides, a sports festival, family shows and daily Mardi Gras parades. Through Sunday. Fair Expo Center, Coral Way at 112th Avenue. Details: (305) 223-7060 or www.fairexpo.com.
GOLF AND GROOVE
HouseWall Homes Foundation hosts its Golf and Groove event with a live performance by and a VIP reception for musical group STYX. The event will benefit South Florida charities. $45-$2,500. Details: (305) 932-4999.
Fairchild Tropical Garden hosts the fourth annual international orchid festival featuring 40 orchid growers from around the world, a juried show, lectures, walking tours, Polynesian music and hula and fire dancers. Through April 2. 9:30 a.m.- 4:30 p.m. at 10901 Old Cutler Rd., Coral Gables. Details: (305) 667-1651.
Florida International University presents a space weather lecture with astronomer James R. Webb. 8 p.m. at University Park campus, 11200 SW 8th St., Tamiami. Free. Details: (305) 348-3964.
Professor of history Myra Young Armstead chronicles the world of black workers and travelers in various communities throughout the United States. 6 p.m. at Wolfsonian-Florida International University, 1001 Washington Ave., Miami Beach. Details: (305) 531-1001.
NEW WORLD GALA
The annual New World School of the Arts gala features 600 of Miami's outstanding cultural, business and government leaders and Hearts of the Arts award honoree Joseph Adler. Funds raised will help the school's visual arts, dance, music and theater programs. 7 p.m.-midnight at Parrot Jungle Island, Treetop Ballroom, 1111 Parrot Jungle Trail, Watson Island. $500-$5,000. Details: (305) 237-3753 or (305) 258-6453.