- (Str) Stratigrphy
- (Sed) Sedimentology
- (Gm) Geomorphology
- (Pal) Paleontological
- (Tec) Tectonic
- (Pet) Petrologic-geochemical
- (Min) Minero-metallogenic
- (Cri) Mineralogic-chrystallographic
- (Hyd) Hydrogeology
- (Ed) Edaphologic
- (Ar) Archeology
In blue those out of the limits but close.
LA LORA DE VALDIVIA KARST (VC01) (VC001)

Cueva de los franceses
LAS TUERCES KARST (VC02) (VC002)
Las Tuerces

LA LORA DE PATA DEL CID KARST (VC03) (VC003)
Hoces del Ebro

LAS LORAS STRUCTURAL RELIEFS (VC04) (VC004)
Peña Ulaña

RUDRÓN AND HIGHT EBRO CANYONS (VC05) (VC005)
Hoces del Rudrón

MESOZOIC SEDIMENTARY PALEOENVIRONMENT(VC06) (VC006)
Peña la Parte

STRATIGRAPHIC SEQUENCES FROM THE OCCIDENTAL MARGIN OF THE BASQUE-CANTABRIAN BASIN(VC007)
Calizas lacustres, Aguilar de Campoo

ALPINE STRUCTURES FROM THE BASQUE-CANTABRIAN BELT (VC008)
Pliegue “en rodilla”, Rebolledo de la Torre

UBIERNA FAULT AND ASSOCIATED STRUCTURES (VC009)
Portillo del Infierno, en Peña Ulaña

DIAPIRIC STRUCTURES (VC010)
Valle diapírico de Los Piscárdanos

AYOLUENGO OIL FIELD (VC011)
Campo petrolífero de Ayoluengo

ACTIVE GEOLOGICAL PROCESSES (VC012)
Conjunto eremítico del Cuevatón, en Cezuda
