National Geographic's Topo! 11 CD-ROM set for California contains scanned seamless USGS maps enhanced with digital 3-D shading.

• Draw freehand routes and upload to a GPS.
• Reference thousands of preloaded GPS waypoints.
• Create custom text, symbols, and map overlays.
• 1:24,000- and 1:100,000-scale maps with seamless statewide coverage.
• Navigate and scroll through the entire map area without borders.
• Photo quality resolution for printing.
• Works with all color and black & white printers supported by Windows.
• Supports most popular handheld GPS receivers manufactured by Garmin, Eagle, Lowrance, and Magellan.
• System Requirements: Microsoft Windows 95, 98, ME, 2000, NT, XP; 16 MB of memory; double speed CD-ROM drive; 256-color monitor, 486 DX/66MHz PC or higher.
• Direct link requires input/output capabilities and a PC cable (sold separately).
• Upgrade to additional functionality, including Palm and Pocket PC compatibility, with Topo! Sync USA.
• Print your maps on Adventure Paper, our durable, tear-resistant, waterproof paper for inkjet printers.