good puzzle, but the picture is horrible!

good puzzle, but the picture is horrible!

You can change the colours by double-clicking them. It makes solving much easier :-)

You can change the colours by double-clicking them. It makes solving much easier :-)

por fin, dos horitas para acabar...

por fin, dos horitas para acabar...

Eureka! I´ve been doing this one, on and off, for about 2 years and now I finally finished it.

Eureka! I´ve been doing this one, on and off, for about 2 years and now I finally finished it.

if you turn up the brightness on your monitor, it helps distinguish between the dark colors

if you turn up the brightness on your monitor, it helps distinguish between the dark colors

this was really difficult because the dark brown and black were almost indistinguishable.

this was really difficult because the dark brown and black were almost indistinguishable.