EXHIBIT 21.1 LIST OF SUBSIDIARIES United States Percent Owned The Santa Anita Companies, Inc. 100 Los Angeles Turf Club, Inc. 100 Frontrunner Restaurant Corp. 100 SLRD Thoroughbred Training Center, Inc. 100 Gulfstream Park Racing Association, Inc. 100 Avant Advertising, Inc. 100 Orchid Concessions, Inc. 100 GPRA Thoroughbred Training Center, Inc. 100 Pacific Racing Association 100 Northern California Off-Track Wagering, Inc. 25 Bay Meadows Operating Company, LLC 100 Northern California Off-Track Wagering, Inc. 25 MEC Land Holdings (California) Inc. 100 Remington Park, Inc. 100 Thistledown, Inc. 100 MI Racing Inc. 100 MEC Holdings (USA) Inc. 100 DLR, Inc. 100 OTL, Inc. 100 Vista Hospitality Inc. 100 WTA Acquisition Corp. 100 20002 Delaware Inc. 100 Bay Meadows Catering Company 100 MLR Acquisition Corp. 100 MEC (N.Y.) Racing Inc. 80 GMR-NY LLC 33 1/3 Canada MEC Holdings (Canada) Inc. 100 1207302 Ontario Inc. 100 690346 Ontario Inc. 100 805062 Ontario Limited 100 1180482 Ontario Inc. 100 1451923 Ontario Inc. 100 Europe MI Entertainment Holding GmbH 100 MEC Management GmbH 100 MI Air Flugbetriebs GmbH 100 SDP Landholdings GmbH 100 Gemeinnutzige Wohnungsgesellschaft "SDP" Gesellschaft mit beschrankter Haftung 100 SDP-Barter Handelsgesellschaft mbH 100 SDP-Industrie-Commerz-und Handelsgesellschaft AG 100 Fontana Beteiligungs AG 100 MEC Projektentwicklungs AG 100 MEC Grundstucksentwicklungs GmbH 100