英文關鍵字
rock
rocks
stone
stones
shelf
erosion
geology
cliff
cliffs
coast
coastal
old
weathered
detail
structure
formation
sea
night
dark
late
geologic
eroded
chalk
granite
ocean
英文關鍵字
rock
rocks
stone
stones
shelf
erosion
geology
cliff
cliffs
coast
coastal
old
weathered
detail
structure
formation
sea
night
dark
late
geologic
eroded
chalk
granite
ocean