Add important numbers to collage wall
Could do this for first child's name for a milestone birthday or could do for a whole family using the first letter of the last name...Love it!
Crafts & Crafting Tips
Even though this is a lot of pictures, something like this may be nice to fill the empty space on a long wall (ie: feels like every wall in the house!)
Inspiration for above our couch or in the stairwell?
picture collage on wall ideas | 25 Unique Ideas For Designing a Photo Wall - Guidinghome
For the Home
Picture collage for front entry and impressive wainscoting/crown moulding. Good paint scheme.
For the Home-wall decor
Build-A-Cross, Unfinished, Finished Wooden Letters, Crosses
2 Crafty Ideas
Frame Wall. I like that it's not all pictures.