What I did in each shot:
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Terrain sculpting, terrain paint & vertex color, asset & grass placement, lighting, polish.
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Same.
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Same.
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Same.
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Lighting.
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Terrain sculpting, terrain paint & vertex color, asset & grass placement, lighting, water, polish.
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Same.
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Lighting, polish.
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Lighting, water.
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Terrain sculpting, terrain paint & vertex color, asset & grass placement, lighting, polish.
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Same.
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Same.
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Sky.
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Lighting, polish.
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Terrain sculpting, terrain paint & vertex color, asset & grass placement, lighting, water, polish.
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Lighting.
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Terrain sculpting, terrain paint & vertex color, asset & grass placement, lighting, polish.
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Same.
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Lighting, sky.