- Valle Mendoza | Railway tunnel near Guido
- Valle Mendoza | Túnel Caracoles
- Valle Mendoza | Túnel Cristo Redentor
- Santa Fé | Túnel Uranga Sylvestre
- Arlberg | Verwallgruppe with Albona
- Lech am Arlberg | Zürserbach and Mohnenfluh
- Koralm Tunnel | Construction site
- Murtal with Kirchdorf
- Murtal with Kirchdorf and Pernegg
- Semmeringbahn and Rax
- Semmeringbahn | Viadukt Krauselklause
- Semmeringbahn | Viadukt Krauselklause
- Semmering | Semmering-Scheiteltunnel
- Bosruck and Großer Pyhrgas
- Lötschberg Railway | Lüegilkin Viaduct
- Lötschberg Railway | Lüegilkin Viaduct
- Lötschberg Base Tunnel | Southern entrance
- Brig | Simplon Tunnel
- Brig | Simplon Tunnel
- Versamer Tobel | Rock slide deposit
- Albula Valley | Landwasser Viaduct
- Albula Valley | Landwasser Viaduct with Glacier Express
- Albula Valley | Landwasser Viaduct
- Albula Valley | Landwasser Viaduct
- Monte Ceneri
- Lago di Lugano | Traffic lines
- Lago di Lugano | Melide
- Zipaquirá | Catedral de Sal
- Túnel de Sumapaz
- Cinque Terre | Corniglia railway station and Manarola
- Entréves | Monte Bianco Tunnel
- Aosta Valley with Leverogne and Arvier
- Lago di Cavazzo with Autostrada Alpe-Adria
- Prealpi Carniche | Lago di Cavazzo
- Prealpi Carniche with Lago di Cavazzo
- Prealpi Carniche with Tagliamento
- Monte San Simeone | Mountain road
- Viadotto Italia
- Col du Galibier | Tunnel du Galibier
- Gorges du Tarn | Road tunnel
- Rijeka | Most Rječina
- Ólafsfjörður | Héðinsfjarðargöng
- Vestfjarðagöng
- Suburbs of Funchal with Câmara de Lobos
- Suburbs of Funchal with Câmara de Lobos
- Suburbs of Funchal with Câmara de Lobos
- Ribeira da Caldeira and Câmara de Lobos
- Quinta Grande | Via Rápida 1
- Campanário with Via Rápida 1
- Levada do Caldeirão Verde with tunnel
- Levada do Caldeirão Verde | Tunnel
- Maciço Montanhoso Central | Trail Pico do Arieiro - Pico Ruivo
- Maciço Montanhoso Central | Trail Pico do Arieiro - Pico Ruivo
- Road 44 | Tunnel
- Lærdal Tunnel | Blue cave
- Lærdal Tunnel | Blue cave
- Magerøya | Nordkapp Tunnel
- Vardø Tunnel
- Quebrada Hualcán | Drainage tunnel of Laguna 513
- La Grande Chaloupe | Ancient railway tunnel
- Moscow | Metro Kievskaya
- Moscow | Metro Komsomolskaya
- Highway M34 | Istiqlol Tunnel