Barcelona – iStock.com/blueclue
Vienna – iStock.com/RossHelen
Paris – iStock.com/IakovKalinin
Rome – iStock.com/franckreporter
Bangkok – iStock.com/Yotsaran
Budapest – iStock.com/TomasSereda
Video-Sequenzen – iStock.com/wundervisuals, /cautionfilm, /viafilms, /uberstock, /piola666, /Schroptschop, /Simonkolton

Video-Sequenzen – iStock.com/cautionfilm, /twistah, /dubassy, /piola666, Favourhoods/Stefan Bauer
Barri Gotic 2 – iStock.com/anshar73
El Born 3 – iStock.com/skyNext
Eixample 2 – iStock.com/JackF
Eher nicht – iStock.com/ReBeDoRo (montage)

Video-Sequenzen – iStock.com/operpost, /DnTprod, Favourhoods/Malgorzata Knapik
Hotel-Fotos mit freundlicher Genehmigung von – Hollmann Beletage, Motel One Staatsoper, The Guesthouse Vienna, 25 Hours Hotel, Hotel Altstadt Vienna, Ruby Marie, Fleming Deluxe City, The Harmonie Vienna, Hotel Rathaus
Eher nicht – iStock.com/Nikada (montage)

Video-Sequenzen – iStock.com/Schroptschop, /increativemedia, /carpinxo, Favourhoods/Stefan Bauer
Eher nicht – iStock.com/BraunS (montage)