Bird watching can be a suitable hobby too. You can get yourself some appropriate gear plus the best hunting binoculars and visit a park and explore new species of birds
Use professional color scheme to mark your interest projects. It can be difficult to choose colors that go together. Rather than reinventing the wheel, try using some color palettes which can be attempted with correct combinations. They can make work seem more desirable. You can find these in paint brochures at your neighborhood paint shop.