This is very much a work in progress. (As evidenced by the repeating entries you might see below.) Anyway, here are 16 random hexes.
2701
5 Mi-Go.
Field of cactus, 2-8 x 100 ft wide/deep. Passing through requires Save vs. Paralysis to avoid 1-4 damage. Cactus are: 1-5 Benign and full of water; 6- Exceptionally refreshing (Heal 1D4 HP when fresh); 7- Hallucinogenic 2-200 Turns of raving madness; 8- Deadly Poison (Save vs. Poison).
2702
Spawn of Shub-Niggurath (AC 17, MV 90 [land] / 120 [fly], HD 1, Chaotic): a Black annelidoid with a feathered hide, 3 eyes, and multiple mouths. Immune to heat/fire.
Spawn of Shub-Niggurath (AC 13, MV 30, HD 3, Neutral [intelligent]): a Brown icthyoid with a smooth hide, multiple/insectile eyes, and a toothed mouth. Immune to normal weapons. Immune to heat/fire.
2703
Citadel of 98 Red Men led by "The Ram", a Lawful 4th-level Fighter. "The Ram" is a behemoth of a man, never seen without his indestructible helmet.
Spawn of Shub-Niggurath (AC 18, MV 120, HD 3, Chaotic): a blue arachnoid with two red eyes and a toothed mouth. It currently entangled in a grappling hook and 100' of rope. An orange laser pistol can be found in its belly.
2704
11 of the Great Race.
2 Mutant Allosaurus (AC 16, MV 150', HD 11, neutral). Smooth Blue hide. Beaked mouth, metal body. Extremely hot (1 die damage per round to all within 20'). Immune to poison.
2705
12 of the Great Race.
Village of 301 Red Men ruled by a Chaotic 7th-level Fighter.
2706
A damaged Alien vehicle, with 4 tank treads instead of wheels. Characters with an intelligence of 16 or more may attempt to repair the machine, with a cumulative chance of 10% per week of succeeding. (i.e after ten weeks the tank will be repaired.) It is large enough to comfortably transport 12 men.
Spawn of Shub-Niggurath (AC 14, MV 180, HD 4, Neutral [intelligent]): a Bone icthyoid with a feathered hide, multiple/insectile eyes, and a circular gaping maw. Immune to heat/fire.
2707
7 Mutant Trachodon (AC 16, MV 120', HD 11, neutral). Scaled Blue hide. Multiple mouths, metal body. Laser Eyes Regenerate 1 HD every 1-3 rounds.
2 Mutant Archelon lschyras (AC 18, MV 30' [150' Swim], HD 10, neutral). Feathered Green hide. Can cast invisibility at will. When visible, has see-through skin like a Bone Man.
2708
Village of 152 White Men ruled by "the Preceptor of Dreams," a Neutral 8th-level Fighter.
1 Mummy Brain.
2709
Village of 302 Orange Men ruled by a Lawful 9th-level Fighter.
Spawn of Shub-Niggurath (AC 17, MV 150, HD 1, Chaotic): a Ulfire amoeboid with a scaled hide, 4 eyes, and a circular gaping maw.
2710
Spawn of Shub-Niggurath (AC 14, MV 120 [swimming only], HD 8, Chaotic): a Yellow anthropoid with a furred hide, 2 eyes, and multiple mouths. Immune to poison.
Spawn of Shub-Niggurath (AC 13, MV 90, HD 3, Chaotic): a Orange, Yellow and Dolm plant with a smooth hide, 6 eyes, and a beaked mouth. Invisible.
2711
5 Mutant Lambeosaurus (AC 15, MV 120', HD 11, neutral). Scaled Blue hide. Multiple mouths.
7 of the Great Race.
2712
Citadel of 102 Jale Men led by a Neutral 6th-level Sorcerer.
Burnt out husk of a large Yellow tyrannosaurus rex.
2713
4 Mutant Ankylosaurus (AC 21, MV 60', HD 8, neutral). Feathered Green hide. Radioactive (if killed explodes for 2 dice radiation damage to all within 100').
Spawn of Shub-Niggurath (AC 12, MV 120 [land] / 150 [fly] / 210 [swim], HD 2, Chaotic): a Brown ooze/slime with a smooth hide, 6 eyes, and a circular gaping maw.
2714
Citadel of 54 Black Men led by a Chaotic 5th-level Fighter.
2 Unquiet Worms make their home in the shade of a disabled alien tank. Within the tank, two dead aliens lay mummified in their spacesuits. Sufficiently intelligent creatures can restore the tank to working order after 2-6 turns of experimentation.
2715
A large space alien bomb stands upright in the plains, weathered to the point where it is merely the suggestion of a bomb: 1-6, inert; 7-9, still live, disturb it and it will explode (Save vs. Death if within 30' - save equals 2D10 damage, failure is death); 10, actually a space capsule - contains ancient body in space alien battle armor.
2 Mutant Mosasaurus (AC 14, MV 30' [150' Swim], HD 10, neutral). Feathered White hide. Extremely hot (1 die damage per round to all within 20').
2716
Poison dirigible fruit (2-12, 1 HP each, AC 7). Bright red, hovering, bobbing up and down gently. When touched in any way they explode in a burst of poison glop: all within melee range must make a Save vs. Death Ray or perish. A poison dirigible fruit tree will grow in the corpse of any characters so slain, and will produce 2d6 dirigible fruit in 1d6 days.
A party of 2-8 inter-dimensional travelers search for their lost companion. They are armed with turn of the century firearms: pistols & shotguns. They are cautious around and distrustful of any natives of Carcosa they encounter. They will however aid anyone who agrees to help them find their friend.