Answer: dunes

AnswerCrossword Clue
DUNES

Beach-buggy terrain

DUNES

Mounds in the Gobi

DUNES

Windblown formations

DUNES
Cape Cod terrain
DUNES
Sandboarding sites
DUNESSandy hills
DUNESBeach terrain
DUNESBeach hills
DUNESSpots for buggies
DUNESFormer Vegas hotel, with "The"
DUNESKara Kum features
DUNESSaharan hills
DUNESMojave hills
DUNESSand hills
DUNESSaharan sights
DUNESBuggy playgrounds?
DUNESSome lakeshore features
DUNESShore things?
DUNESDesert mounds
DUNESShore features
DUNESBuggy places
DUNESWind formations
DUNESCape Cod sights
DUNESDesert features
DUNESSahara mounds
DUNESMartian features
DUNESDesert formations
DUNESOld Vegas casino, with "the"
DUNESHills of sand.
DUNESRidges of sand.
DUNESSandy tract.
DUNESSandhills.
DUNESCape Cod abounds in them.
DUNESSandy tracts.
DUNESCape Cod topography.
DUNESKitty Hawk scenery.
DUNESCape Cod scenery.
DUNESSand formations.
DUNESTypes of hills.
DUNESCape Cod terrain.