UPDATE: The full version of the film released Prague Mayor Pavel Bem presented his own movie from his ascent to Mount Everest. The trailer from the film which was this week presented in festival Tourfilm in Karlovy Vary (Karlsbad, Czech Republic) was published by the Czech general news portal iDNES.

The source (in Czech): iDNES.

The Trailer on iDNES.TV (about  5 minutes).

UPDATE:
On Saturday 6 September the site iDNES published the full version of the film (links in the Czech article): Nezkracena verze Bemova Everestu exkluzivne na iDNES.cz

1st part of the Film on iDNES.TV

2nd part of the Film on iDNES.TV