EXHIBIT 21
LIST OF SUBSIDIARIES OF DISCOVERY COMMUNICATIONS, INC.
ENTITY | PLACE OF FORMATION | |
| A123 Online Interactive Services, Inc. | Delaware | |
| Academy123, Inc. | Delaware | |
| Ad Valorem Acq. Discovery Communications Benelux BV | Netherlands | |
| Adventure Race Productions, Inc. | Delaware | |
| AMHI, LLC | Delaware | |
| Animal Planet (Asia) LLC | Delaware | |
| Animal Planet Asia Sales Pte Ltd | Singapore | |
| Animal Planet Canada Company | Nova Scotia | |
| Animal Planet Europe P/S | UK | |
| Animal Planet Japan Co., Ltd. (Animaru Puranetto Japan Kabushiki Kaisha) | Japan | |
| Animal Planet (Japan) LLP | Delaware | |
| Animal Planet (Latin America), L.L.C. | Delaware | |
| Animal Planet, LLC | Delaware | |
| Animal Planet, LP | Delaware | |
| Animal Planet North America, Inc. | Delaware | |
| Antenna Audio | France | |
| Antenna Audio, Inc. | Delaware | |
| Antenna Audio Asia Pacific Pty Limited | Australia | |
| Antenna Audio BV | Netherlands | |
| Antenna Audio Canada, Inc. | Canada | |
| Antenna Audio France Sarl | France | |
| Antenna Audio GmbH | Germany | |
| Antenna Audio Italia SpA | Italy | |
| Antenna Audio Limited (UK) | UK | |
| Antenna Audio Limited (Thailand) | Thailand | |
| Antenna Audio Middle East Ltd. | Israel | |
| Antenna Audio Polska (Poland) Branch | Poland | |
| AntennaLab | France | |
| Canadian AP Ventures Company | Nova Scotia | |
| Clearvue & SVE, Inc. | Illinois | |
| Convex Group, Inc. | Delaware | |
| CSS Studios, LLC | New York | |
| CSS Studios Limited | UK | |
| DHC Discovery, Inc. | Colorado | |
| DHC Ventures, LLC | Delaware | |
| DHJV Company LLC | Delaware | |
| Discovery (UK) Limited | England and Wales | |
| Discovery Advertising Sales Taiwan Pte Ltd | Singapore | |
| Discovery Asia, Inc. | Delaware | |
| Discovery Asia Sales Private Limited | Singapore | |
| Discovery Beteiligungs GmbH & Co. KG (KGII) | Germany | |
| Discovery Channel (Mauritius) Private Limited | Mauritius | |
| Discovery Civilization Canada Company | Nova Scotia | |
| Discovery Civilization North America, Inc. | Delaware |
ENTITY | PLACE OF FORMATION | |
| Discovery Comunicacoes do Brasil LTDA | Brazil | |
| Discovery Communications, LLC | Delaware | |
| Discovery Communications Europe | Colorado | |
| Discovery Communications Europe Limited | UK | |
| Discovery Communications France | France | |
| Discovery Communications Holding, LLC | Delaware | |
| Discovery Communications India | India | |
| Discovery Communications Ltd., L.L.C. | Delaware | |
| Discovery Communications Mexico Services, S. de R.L. de C.V. | Mexico | |
| Discovery Communications Nordic ApS | Denmark | |
| Discovery Communications Spain and Portugal, S.L. | Spain | |
| Discovery Content Verwaltungs GmbH | Germany | |
| Discovery Education Assessment LLC | Delaware | |
| Discovery Education, Inc. | Illinois | |
| Discovery Enterprises, LLC | Delaware | |
| Discovery Entertainment Services, Inc. | Delaware | |
| Discovery Europe, LLC | Delaware | |
| Discovery Extreme Music Publishing, LLC | Delaware | |
| Discovery Germany, L.L.C. | Delaware | |
| Discovery Health Channel Canada ULC | Nova Scotia | |
| Discovery Health Channel, LLC | Delaware | |
| Discovery Health Europe, LLC | Delaware | |
| Discovery Health North America, Inc. | Delaware | |
| Discovery Health NS, ULC | Nova Scotia | |
| Discovery Health Ventures, LLC | Delaware | |
| Discovery Holding Company | Delaware | |
| Discovery Hungary Kft | Hungary | |
| Discovery Italia S.r.l. | Italy | |
| Discovery Japan KK | Japan | |
| Discovery Kids Canada Company | Nova Scotia | |
| Discovery Kids North America, Inc. | Delaware | |
| Discovery Labuan Limited | Malaysia | |
| Discovery Latin America, Inc. | Delaware | |
| Discovery Latin America, L.L.C. | Delaware | |
| Discovery Latin America Investments, LLC | Delaware | |
| Discovery Licensing, Inc. | Delaware | |
| Discovery Max Music Publishing, LLC | Delaware | |
| Discovery Networks International Holdings Limited | England and Wales | |
| Discovery Networks International LLC | Colorado | |
| Discovery Networks Mexico, S. de R.L. de C.V. | Mexico | |
| Discovery New York, Inc. | Delaware | |
| Discovery OWN Holdings, Inc. | Delaware | |
| Discovery Pet Online Administration, Inc. | Delaware | |
| Discovery Pet Online Services, LLC | Delaware | |
| Discovery Pet Video, LLC | Delaware | |
| Discovery Polska SP z.o.o. | Poland | |
| Discovery Productions Group, Inc. | Delaware | |
| Discovery Productions, Inc. | Delaware | |
| Discovery Publicidade do Brasil Ltda. | Brazil | |
| Discovery Publishing, Inc. | Delaware | |
| Discovery Realty, LLC | Delaware |
ENTITY | PLACE OF FORMATION | |
| Discovery Romania SRL | Romania | |
| Discovery SC Investment, Inc. | Delaware | |
| Discovery Services Australia Pty Ltd | Australia | |
| Discovery Services, Inc. | Delaware | |
| Discovery Services Hong Kong Limited | Hong Kong | |
| Discovery Spanish Ventures S.L. | Spain | |
| Discovery Studios, LLC | Delaware | |
| Discovery Talent Services, LLC | Delaware | |
| Discovery Television Center, LLC | Delaware | |
| Discovery Times Channel, LLC | Delaware | |
| Discovery Top Music Publishing, LLC | Delaware | |
| Discovery Trademark Holding Company, Inc. | Delaware | |
| Discovery TV Journalism Productions, LLC | Delaware | |
| Discovery Historia Limited | England and Wales | |
| Discovery Wings, LLC | Delaware | |
| Discovery World Television, Inc. | Maryland | |
| Discovery.com, LLC | Delaware | |
| Discoverytravel.com, LLC | Delaware | |
| DMAX TV GmbH & Co. KG | Germany | |
| DMAX TV Verwaltungsgesellschaft GmbH | Germany | |
| DNE Music Publishing Limited | England and Wales | |
| DSC Japan, L.L.C. | Delaware | |
| DTHC, Inc. | Delaware | |
| GeoNova Publishing, Inc. | Delaware | |
| HowStuffWorks, Inc. | Delaware | |
| JV Network, LLC | Delaware | |
| JV Programs L.L.C. | Delaware | |
| Liberty Animal, Inc. | Delaware | |
| Network USA Incorporated | Maryland | |
| New SVE, Inc. | Illinois | |
| OWN LLC | Delaware | |
| Patagonia Adventures, LLC | Delaware | |
| People and Arts (Latin America), L.L.C. | Delaware | |
| Pop Sound, Inc. | Delaware | |
| Run-of-Shows, LLC | Delaware | |
| Sound One Corporation | New York | |
| The Discovery Channel Store, Inc. | Virginia | |
| The Audio Visual Group, Inc. (d/b/a AIMS) | California | |
| Travel Daily News, Inc. | Delaware | |
| Treehugger Acquisition Corp. | Delaware |
