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Acknowledgments
The core contributors to this project are Andre Araujo, Bingyi Cao, Jack Sim and Tobias Weyand. We would like to thank our team members Daniel Kim, Emily Manoogian, Nicole Maffeo, and Hartwig Adam for their kind help. Thanks also to Marvin Teichmann and Menglong Zhu for their contribution to collecting the landmark bounding boxes and developing the Detect-to-Retrieve technique. We would like to thank Will Cukierski and Maggie Demkin for their help organizing the Kaggle challenge, Elan Hourticolon-Retzler, Yuan Gao, Qin Guo, Gang Huang, Yan Wang, Zhicheng Zheng for their help with data collection, Tsung-Yi Lin for his support with CVDF hosting, as well as our CVPR workshop co-organizers Bohyung Han, Shih-Fu Chang, Ondrej Chum, Torsten Sattler, Giorgos Tolias, and Xu Zhang. We have great appreciation for the Wikimedia Commons Community and their volunteer contributions to an invaluable photographic archive of the world’s cultural heritage. And finally, we’d like to thank the Common Visual Data Foundation for hosting the dataset.

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