The Twenty-One Balloons Book Trailer

 The Twenty-One Balloons by William Pene du Bois

Images

Golden gate bridge in San Francisco- Jon Sullivan (Public Domain Images)

Hot air balloon in flight Quebec 2005- Mtruch (Wikimedia Commons)

Seagulls in flight 1- Brocken Inaglory (Wikimedia Commons)

Island Hill- Fran Hogan (Public Domain Pictures)

Diamond Age- Steve Jurvetson (flickr)

DGJ_4712- Ingonish Beach- Dennis Jarvis (flickr)

Batur Volcano and Lake- Jessy Eykendorp (flickr)

SF from Marin Highlands3- Paul.h (Wikimedia Commons)

Music

Map Revelations-Gregoire Lourme (Jamendo)