Puerto Rico Guest® A Travel & Sports®, Inc. MasterGuide™ to Puerto Rico, © 2008 Select Language English | Español | Deutsch | Francais | Portugues Expert Help | Email this page | 34844 | Packages / Coupons / Auctions | Create Your MasterGuide™ | Advertise Cueva del Indio > Puerto Rico > Las Piedras > Attractions & Sights 787-733-2160 787-733-2233FX 787-733-1885FX Barrio Arenas, behind City Hall. This national historic monument features over 200 petroglyphs and is also used as a recreational area. Call City Hall to arrange a visit. All photos © by their respective owners. Photos may not be reproduced in any form without the owners written permission. Symbol Key: Sponsors, Attractions & Sights.