Musing about tabletop gaming. In particular, about tabletop RPGs--the various editions [and clones] of "the world's most popular, fantasy role-playing game;" Palladium's "Megaversal" system; Battletech & Mechwarrior; d20 Star Wars; FATE; as well as home-brew settings and game systems.
The Sentinels storyline is a series of dungeon-like encounters through which the history and science of the series is explored. Most of these include wilderness travel in order to access the "dungeon," while two are urban in nature. Getting from location to location is most easily facilitated by seafaring--and ship-to-ship combat with other "pirates" is possible.
Royal Pyramid of Tiresia (urban)
Temple of the Macassar
Halls of the Awareness (urban)
A hive is an invid stronghold, populated by goblinoids and "inorganics." While a hive exists near every location listed above, only twice is the hive itself the dungeon to explore.