1443:
162:
20:
109:. The coalfield and the Pennyroyal are of different geologic ages and are separated by the Clifty Region, largely of Pennsylvanian sandstone, occasionally
1460:
147:
system. Numerous other caves exist in the
Pennyroyal, where some of the most intensely cave-forming limestones of the world are to be found.
274:(1939); classic guide from the Federal Writers Project; covers main themes and describes every town and feature, with capsule histories
74:
in the east. The
Pottsville Escarpment is the transition zone from the central part of Kentucky to the higher and geologically younger
780:
542:
775:
444:
800:
400:
1504:
461:
395:
343:
302:
375:
353:
790:
385:
1509:
417:
390:
898:
785:
765:
605:
139:. In some areas, the limestone is capped with a soft sandstone. This kind of formation is featured in the
1499:
825:
810:
805:
795:
439:
434:
407:
275:
23:
Regions of
Kentucky, with the Pennyroyal Plateau shown in light brown (labeled as the Mississippi Plateau)
1403:
1338:
1273:
1263:
1178:
973:
968:
815:
1333:
1308:
1223:
1113:
1108:
1083:
948:
893:
745:
625:
585:
570:
451:
358:
1428:
1283:
1253:
1228:
1208:
1198:
1148:
1073:
1023:
1013:
983:
928:
923:
918:
913:
843:
311:
1418:
1413:
1388:
1368:
1363:
1348:
1328:
1243:
1193:
1173:
1163:
1118:
1103:
1098:
1093:
1058:
1053:
1043:
1028:
1003:
998:
988:
978:
963:
933:
903:
888:
873:
848:
517:
492:
136:
98:
1398:
1373:
1358:
1323:
1303:
1293:
1278:
1268:
1258:
1248:
1233:
1213:
1203:
1158:
1143:
1123:
1068:
1063:
1038:
1018:
993:
938:
908:
853:
705:
685:
680:
645:
522:
102:
64:
1423:
1408:
1393:
1383:
1353:
1343:
1313:
1238:
1218:
1183:
1168:
1138:
1128:
1088:
1048:
1033:
1008:
953:
943:
883:
868:
838:
833:
750:
740:
690:
675:
295:
243:
1378:
1318:
1298:
1288:
1188:
1133:
1078:
958:
878:
863:
858:
507:
502:
71:
1153:
735:
665:
635:
560:
512:
477:
412:
219:
150:
Where the capping sandstone is intact, the land surface is usually forested, rugged hills.
182:
8:
700:
695:
655:
650:
640:
482:
370:
348:
335:
325:
132:
60:
755:
730:
715:
670:
660:
615:
565:
532:
75:
195:
720:
710:
590:
550:
487:
456:
380:
288:
105:
age, located in the northwestern area of the state, as the southeastern part of the
725:
610:
600:
555:
427:
422:
131:, and most of the Pennyroyal is based on Mississippian limestone, particularly the
121:
94:
83:
196:"The Mississippian Plateau or Pennyroyal Region , Kentucky Geological Survey site"
82:, the geological escarpment that forms the transition from the geologically older
1447:
167:
106:
79:
78:
in the eastern part of the state. The
Pennyroyal is bordered on the north by
63:
that grows in the area. It is also called the "Mississippian
Plateau," for the
1493:
1475:
1462:
365:
527:
580:
575:
497:
280:
140:
117:
40:
113:; the boundary with the Pennyroyal is the Dripping Springs Escarpment.
86:
to the
Pennyroyal. This is a series of knobs and ridges based on hard
128:
87:
97:. The Pennyroyal is often thought by non-geologists to include the
315:
44:
143:
area, and has enabled the formation of the world's most extensive
110:
19:
244:"Interior Low Plateaus Province (U.S. National Park Service)"
185:
at the
Kentucky Atlas and Gazetteer. Retrieved 10 March 2022.
52:
144:
127:
The
Pennyroyal is largely in farmland where the bedrock is
48:
220:"Geology of Kentucky: Chapter 15, Mississippian Plateaus"
93:
The
Pennyroyal is bordered on the west by the younger
157:
1491:
116:To the south, the Pennyroyal continues as the
296:
310:
303:
289:
272:Kentucky: A Guide to the Bluegrass State
18:
55:topography in general. It is named for
1492:
284:
67:geologic age in which it was formed.
16:Physiographic region of Kentucky, US
13:
264:
70:The Pennyroyal is bordered by the
14:
1521:
1441:
160:
236:
212:
188:
176:
1:
1505:Plateaus of the United States
153:
59:(the American pennyroyal), a
47:that features rolling hills,
7:
806:Louisville/Jefferson County
10:
1526:
571:Eastern Kentucky Coalfield
1437:
824:
764:
624:
541:
470:
334:
322:
137:Ste. Genevieve Limestone
99:West Kentucky Coal Field
24:
1510:Landforms of Kentucky
72:Pottsville Escarpment
22:
561:Cumberland Mountains
376:History of education
1500:Regions of Kentucky
1472: /
1448:Kentucky portal
616:Western Coal Fields
445:tourist attractions
133:St. Louis Limestone
57:Hedeoma pulegioides
596:Pennyroyal Plateau
566:Cumberland Plateau
183:"Pennyrile region"
76:Cumberland Plateau
29:Pennyroyal Plateau
25:
1476:37.500°N 86.167°W
1455:
1454:
811:Northern Kentucky
801:Lexington–Fayette
591:Northern Kentucky
586:Mississippi Plain
551:Allegheny Plateau
33:Pennyroyal Region
1517:
1487:
1486:
1484:
1483:
1482:
1477:
1473:
1470:
1469:
1468:
1465:
1446:
1445:
1444:
746:Mount Washington
611:Tennessee Valley
606:Ridge-and-Valley
305:
298:
291:
282:
281:
258:
257:
255:
254:
240:
234:
233:
231:
230:
216:
210:
209:
207:
206:
192:
186:
180:
170:
165:
164:
163:
122:Middle Tennessee
95:Jackson Purchase
35:, often spelled
1525:
1524:
1520:
1519:
1518:
1516:
1515:
1514:
1490:
1489:
1481:37.500; -86.167
1480:
1478:
1474:
1471:
1466:
1463:
1461:
1459:
1458:
1456:
1451:
1442:
1440:
1433:
820:
786:Clarksville, TN
767:
760:
627:
620:
537:
466:
330:
318:
309:
267:
265:Further reading
262:
261:
252:
250:
242:
241:
237:
228:
226:
218:
217:
213:
204:
202:
194:
193:
189:
181:
177:
168:Kentucky portal
166:
161:
159:
156:
17:
12:
11:
5:
1523:
1513:
1512:
1507:
1502:
1453:
1452:
1438:
1435:
1434:
1432:
1431:
1426:
1421:
1416:
1411:
1406:
1401:
1396:
1391:
1386:
1381:
1376:
1371:
1366:
1361:
1356:
1351:
1346:
1341:
1336:
1331:
1326:
1321:
1316:
1311:
1306:
1301:
1296:
1291:
1286:
1281:
1276:
1271:
1266:
1261:
1256:
1251:
1246:
1241:
1236:
1231:
1226:
1221:
1216:
1211:
1206:
1201:
1196:
1191:
1186:
1181:
1176:
1171:
1166:
1161:
1156:
1151:
1146:
1141:
1136:
1131:
1126:
1121:
1116:
1111:
1106:
1101:
1096:
1091:
1086:
1081:
1076:
1071:
1066:
1061:
1056:
1051:
1046:
1041:
1036:
1031:
1026:
1021:
1016:
1011:
1006:
1001:
996:
991:
986:
981:
976:
971:
966:
961:
956:
951:
946:
941:
936:
931:
926:
921:
916:
911:
906:
901:
896:
891:
886:
881:
876:
871:
866:
861:
856:
851:
846:
841:
836:
830:
828:
822:
821:
819:
818:
813:
808:
803:
798:
796:Evansville, IN
793:
788:
783:
778:
772:
770:
762:
761:
759:
758:
753:
748:
743:
738:
733:
728:
723:
718:
713:
708:
703:
698:
693:
688:
683:
678:
673:
668:
663:
658:
653:
648:
643:
638:
632:
630:
622:
621:
619:
618:
613:
608:
603:
598:
593:
588:
583:
578:
573:
568:
563:
558:
553:
547:
545:
539:
538:
536:
535:
530:
525:
520:
515:
510:
505:
500:
495:
490:
485:
480:
474:
472:
468:
467:
465:
464:
459:
454:
452:Transportation
449:
448:
447:
437:
432:
431:
430:
425:
415:
410:
405:
404:
403:
398:
393:
383:
378:
373:
368:
363:
362:
361:
359:climate change
351:
346:
340:
338:
332:
331:
323:
320:
319:
308:
307:
300:
293:
285:
279:
278:
266:
263:
260:
259:
235:
211:
187:
174:
173:
172:
171:
155:
152:
107:Illinois Basin
80:Muldraugh Hill
15:
9:
6:
4:
3:
2:
1522:
1511:
1508:
1506:
1503:
1501:
1498:
1497:
1495:
1488:
1485:
1450:
1449:
1436:
1430:
1427:
1425:
1422:
1420:
1417:
1415:
1412:
1410:
1407:
1405:
1402:
1400:
1397:
1395:
1392:
1390:
1387:
1385:
1382:
1380:
1377:
1375:
1372:
1370:
1367:
1365:
1362:
1360:
1357:
1355:
1352:
1350:
1347:
1345:
1342:
1340:
1337:
1335:
1332:
1330:
1327:
1325:
1322:
1320:
1317:
1315:
1312:
1310:
1307:
1305:
1302:
1300:
1297:
1295:
1292:
1290:
1287:
1285:
1282:
1280:
1277:
1275:
1272:
1270:
1267:
1265:
1262:
1260:
1257:
1255:
1252:
1250:
1247:
1245:
1242:
1240:
1237:
1235:
1232:
1230:
1227:
1225:
1222:
1220:
1217:
1215:
1212:
1210:
1207:
1205:
1202:
1200:
1197:
1195:
1192:
1190:
1187:
1185:
1182:
1180:
1177:
1175:
1172:
1170:
1167:
1165:
1162:
1160:
1157:
1155:
1152:
1150:
1147:
1145:
1142:
1140:
1137:
1135:
1132:
1130:
1127:
1125:
1122:
1120:
1117:
1115:
1112:
1110:
1107:
1105:
1102:
1100:
1097:
1095:
1092:
1090:
1087:
1085:
1082:
1080:
1077:
1075:
1072:
1070:
1067:
1065:
1062:
1060:
1057:
1055:
1052:
1050:
1047:
1045:
1042:
1040:
1037:
1035:
1032:
1030:
1027:
1025:
1022:
1020:
1017:
1015:
1012:
1010:
1007:
1005:
1002:
1000:
997:
995:
992:
990:
987:
985:
982:
980:
977:
975:
972:
970:
967:
965:
962:
960:
957:
955:
952:
950:
947:
945:
942:
940:
937:
935:
932:
930:
927:
925:
922:
920:
917:
915:
912:
910:
907:
905:
902:
900:
897:
895:
892:
890:
887:
885:
882:
880:
877:
875:
872:
870:
867:
865:
862:
860:
857:
855:
852:
850:
847:
845:
842:
840:
837:
835:
832:
831:
829:
827:
823:
817:
814:
812:
809:
807:
804:
802:
799:
797:
794:
792:
791:Elizabethtown
789:
787:
784:
782:
781:Bowling Green
779:
777:
774:
773:
771:
769:
763:
757:
754:
752:
749:
747:
744:
742:
739:
737:
734:
732:
729:
727:
724:
722:
719:
717:
714:
712:
709:
707:
706:Jeffersontown
704:
702:
699:
697:
694:
692:
689:
687:
686:Elizabethtown
684:
682:
681:Nicholasville
679:
677:
674:
672:
669:
667:
664:
662:
659:
657:
654:
652:
649:
647:
646:Bowling Green
644:
642:
639:
637:
634:
633:
631:
629:
623:
617:
614:
612:
609:
607:
604:
602:
599:
597:
594:
592:
589:
587:
584:
582:
579:
577:
574:
572:
569:
567:
564:
562:
559:
557:
556:The Bluegrass
554:
552:
549:
548:
546:
544:
540:
534:
531:
529:
526:
524:
521:
519:
516:
514:
511:
509:
506:
504:
501:
499:
496:
494:
491:
489:
486:
484:
481:
479:
476:
475:
473:
469:
463:
460:
458:
455:
453:
450:
446:
443:
442:
441:
438:
436:
433:
429:
426:
424:
421:
420:
419:
416:
414:
411:
409:
406:
402:
399:
397:
394:
392:
389:
388:
387:
384:
382:
379:
377:
374:
372:
369:
367:
364:
360:
357:
356:
355:
352:
350:
347:
345:
342:
341:
339:
337:
333:
328:
327:
321:
317:
313:
306:
301:
299:
294:
292:
287:
286:
283:
277:
273:
269:
268:
249:
245:
239:
225:
221:
215:
201:
197:
191:
184:
179:
175:
169:
158:
151:
148:
146:
142:
138:
134:
130:
125:
123:
119:
114:
112:
108:
104:
103:Pennsylvanian
100:
96:
91:
89:
85:
81:
77:
73:
68:
66:
65:Mississippian
62:
58:
54:
50:
46:
42:
41:physiographic
39:, is a large
38:
34:
30:
21:
1457:
1439:
899:Breckinridge
766:Metropolitan
751:St. Matthews
741:Madisonville
691:Independence
676:Hopkinsville
601:The Purchase
595:
576:Highland Rim
518:Homelessness
493:Demographics
324:
312:Commonwealth
271:
251:. Retrieved
247:
238:
227:. Retrieved
223:
214:
203:. Retrieved
199:
190:
178:
149:
141:Mammoth Cave
126:
118:Highland Rim
115:
92:
69:
56:
36:
32:
28:
26:
1479: /
523:LGBT rights
354:Environment
248:www.nps.gov
224:www.uky.edu
200:www.uky.edu
1494:Categories
1404:Washington
1339:Rockcastle
1274:Muhlenberg
1264:Montgomery
1179:Livingston
974:Cumberland
969:Crittenden
736:Winchester
666:Georgetown
636:Louisville
626:25 largest
391:newspapers
386:Mass media
253:2021-07-05
229:2021-07-05
205:2021-07-05
154:References
111:bituminous
88:siltstones
43:region of
1334:Robertson
1309:Pendleton
1224:McCracken
1114:Jessamine
1109:Jefferson
1084:Henderson
949:Christian
894:Breathitt
816:Owensboro
701:Frankfort
696:Henderson
656:Covington
651:Owensboro
641:Lexington
581:The Knobs
508:Elections
503:Education
366:Geography
329:(capital)
326:Frankfort
129:limestone
84:Bluegrass
61:wild mint
37:Pennyrile
1429:Woodford
1284:Nicholas
1254:Metcalfe
1229:McCreary
1209:Marshall
1199:Magoffin
1149:Lawrence
1074:Harrison
1024:Gallatin
1014:Franklin
984:Edmonson
929:Carlisle
924:Campbell
919:Calloway
914:Caldwell
844:Anderson
826:Counties
756:Danville
731:Erlanger
716:Radcliff
671:Florence
661:Richmond
528:Politics
513:Gun laws
478:Abortion
457:Category
413:Religion
316:Kentucky
45:Kentucky
1467:86°10′W
1464:37°30′N
1419:Whitley
1414:Webster
1389:Trimble
1369:Spencer
1364:Simpson
1349:Russell
1329:Pulaski
1244:Menifee
1194:Madison
1174:Lincoln
1164:Letcher
1119:Johnson
1104:Jackson
1099:Hopkins
1094:Hickman
1059:Hancock
1054:Greenup
1044:Grayson
1029:Garrard
1004:Fleming
999:Fayette
989:Elliott
979:Daviess
964:Clinton
934:Carroll
904:Bullitt
889:Bracken
874:Bourbon
849:Ballard
776:Ashland
721:Ashland
711:Paducah
543:Regions
498:Economy
483:Culture
471:Society
440:Tourism
435:Theater
418:Symbols
371:History
349:Cuisine
1399:Warren
1374:Taylor
1359:Shelby
1324:Powell
1304:Owsley
1294:Oldham
1279:Nelson
1269:Morgan
1259:Monroe
1249:Mercer
1234:McLean
1214:Martin
1204:Marion
1159:Leslie
1144:Laurel
1124:Kenton
1069:Harlan
1064:Hardin
1039:Graves
1019:Fulton
994:Estill
939:Carter
909:Butler
854:Barren
726:Murray
628:cities
533:Sports
408:People
336:Topics
276:online
51:, and
1424:Wolfe
1409:Wayne
1394:Union
1384:Trigg
1354:Scott
1344:Rowan
1314:Perry
1239:Meade
1219:Mason
1184:Logan
1169:Lewis
1139:LaRue
1129:Knott
1089:Henry
1049:Green
1034:Grant
1009:Floyd
954:Clark
944:Casey
884:Boyle
869:Boone
839:Allen
834:Adair
768:areas
488:Crime
462:Index
396:radio
381:Music
344:Index
270:WPA,
53:karst
49:caves
1379:Todd
1319:Pike
1299:Owen
1289:Ohio
1189:Lyon
1134:Knox
1079:Hart
959:Clay
879:Boyd
864:Bell
859:Bath
428:flag
423:seal
145:cave
27:The
1154:Lee
314:of
135:or
120:of
101:of
31:or
1496::
401:TV
246:.
222:.
198:.
124:.
90:.
304:e
297:t
290:v
256:.
232:.
208:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.