Sometimes, smaller projects can be fun since they're less difficult to do (less hassle with sprites, parallax backgrounds, transparencies, etc).
Incidently, I used to own Duck Tales for my NES back in the days. It might be fun to go and fully map it, but that's not happening for a while at least.
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"With the first link, the chain is forged. The first speech censored, the first thought forbidden, the first freedom denied, chains us all irrevocably." [...] The first time any man's freedom is trodden on, we're all damaged. - Captain Jean-Luc Picard
B*tch, meet reality. Reality, meet b*tch. - Me