From publisher blurb: Pocket Lands: Geomorph Cards is a series of decks of illustrated geomorph cards that can be assembled into world maps for your favorite role playing games. You can put these on your table and build your world map, deal out a random landscape on a fly or follow simple overland travel and exploration rules. These cards will become one of your favorite DM tools! HIGH SEAS deck represents a tropical sea with many islands, currents, reefs, etc. and fits perfectly to a nautical themed game. HIGH SEAS set features: 68 minimap cards: unique, highly detailed, full color 1 Wind Rose card: a simple way to add changing wind direction and strength to your sea journeys 1 Terrain card: a complete list of terrain types used in this set 5 x 5 grid: Each minimap depicts 5 x 5 grid with iconic terrain Sandboxing: Ideal for open-world games. All decks work cohesively with each other. System neutral rules of travel and exploration (download for free)