Diving

Aqua Adventure. Aqua Adventure focuses its scuba and snorkeling activity on the islets of Palomino, Lobos, and Diablo in Fajardo, but also offers trips to Culebra. El Conquistador Resort, 1000 Av. El Conquistador, Fajardo, n/a Puerto Rico, 00738. 787/860–3483; www.scubapuertorico.net. Diving from $99; snorkeling from $69.

Sea Ventures Pro Dive Center. Here you can get diving certification, arrange dive trips to Culebra, and organize boating and sailing excursions. Marina Puerto del Rey, Rte. 3, Km 51.2, Fajardo, n/a Puerto Rico, 00738. 787/863–3483; 800/739–3483; www.divepuertorico.com.