Tattoo chest is a good suggestion both for men tattoo and women tattoo. It can be used also as a sexy tattoo.
the Secret - Necklace, Keyhole Neo Victorian in Silver
dark tower tattoo - Buscar con Google
Wonderful looking couple tattoo in puzzle shapes. Just like jigsaw puzzles, there are puzzle pieces that will fit together inked on both hands. Inside the puzzle are a key and a keyhole signifying that both pieces go together when joined.
Antique+Keyhole+Drawing | ... ink vintage pattern heart drawing lock feathers line owl keyhole
Kia's Tattoo by ~mrsthompson on deviantART
Diamond heart keyhole tattoo Heart locket tattoo Diamond heart tattoo
alice in wonderland keyhole tattoo - Google Search