01) File / New / 600 x 450 px / transparent

set your FGC to : #a6a7b9
and your BGc to : #3b3233 

flood fill your picture with this gradient :

Effects / Plugins / I.C.NET Software / Filters Unlimited 2.0:
Paper Texture / Fibrous Paper, Coarse

Adjust / Sharpness / Sharpen

02) open the tube: Kaedee-pd-Scenery-Zion4.png

Edit / Copy
close the tube again; we don't need it anymore
back to your picture

Edit / Paste / Paste as new layer

place it as shown below:

set the blend mode of this layer to: Luminance (Legacy)

Effects / Edge Effects / Enhance

03) open the tube: cl3d138.png

Edit / Copy
close the tube again; we don't need it anymore
back to your picture

Edit / Paste / Paste as new layer

Image / Mirror

place it as shown below:
 

set the blend mode of this layer to: Luminance (Legacy)

and the opacity to: 80

04) open the tube: clfleur.png

Edit / Copy
close the tube again; we don't need it anymore
back to your picture

Edit / Paste / Paste as new layer

place it as shown below:

set the blend mode of this layer to: Luminance (Legacy)

and the opacity to: 70

Layers / Duplicate

Image / Mirror

05) open the tube: snowplace.png

Edit / Copy
close the tube again; we don't need it anymore
back to your picture

Edit / Paste / Paste as new layer

don't move it anymore

06) open the tube: pareja.png

Edit / Copy
close the tube again; we don't need it anymore
back to your picture

Edit / Paste / Paste as new layer

place it as shown below:
 

Layers / Merge / Merge Visible

07) Image / Resize: 80 % (all layers NOT checked)

Layers / New Raster Layer

flood fill with this gradient :

 Effects / Plugins / I.C.NET Software / Filters Unlimited 2.0:
Paper Texture / Fibrous Paper Coarse

Adjust / Sharpness / Sharpen

Layers / Arrange / Move Down

08) activate top layer: Merged

Effects / Plugins / I.C.NET Software / Filters Unlimited 2.0:
Edges Square / Square Edges 04

Effects / 3D Effects / Drop Shadow:

09) Layers / Duplicate

Image / Resize: 65 %  (all layers NOT checked)

Image / Flip

Image / Rotate / Free Rotate :
 

place it as shown below:

 

10) activate layer under it: Merged

Layers / Duplicate

Image / Resize: 60 %  (all layers NOT checked)

Layers / Arrange / Bring to top

place it as shown below:

11) open the tube: cmlsvrouw049a95.png

Image / Resize: 75 %

Edit / Copy
close the tube again; we don't need it anymore
back to your picture

Edit / Paste / Paste as new layer 

place it as shown below:

12) open the tube: Goldvine-MP.png

Image / Resize: 75 %

Edit / Copy
close the tube again; we don't need it anymore
back to your picture

Edit / Paste / Paste as new layer 

Effects / Edge Effects / Enhance

Effects / 3D Effects / Drop Shadow:

place it as shown below:

13) open the tube: Oakleaf--MP.png

Image / Resize: 75 %

Edit / Copy
close the tube again; we don't need it anymore
back to your picture

Edit / Paste / Paste as new layer

Effects / Edge Effects / Enhance

Effects / 3D Effects / Drop Shadow:

place it as shown below:

14) add your watermark and name

Image / Add borders   / 2 px / colour: white

File / Export / JPEG Optimizer