The ideal starting point for Snezka is the Pec pod Snezkou mountain resort.
There is a gondola to the highest mountain of the Czech Republic to make it easier. In nice weather unforgettable view from the top. On the top of Sněžka is Poštovna, the highest placed post in Bohemia, from where you can send a card with a unique postage stamp. Marked tourist routes to Pec pod Sněžkou, Horní Malá Úpa, Luční bouda and further to Špindlerův Mlýn.
More info here