1373-335 - View of the Zytglogge (time bell), a medieval tower in Bern, Switzerland, constructed in the early 13th century. It has functioned as a guard tower, prison, clock tower, and civic memorial, playing a central role in the city's urban life.

1336-980 - Fujimi-yagura guard tower in the Imperial Palace of Tokyo and modern skyscrapers in the background, Tokyo, Honshu, Japan, Asia

1336-979 - Fujimi-yagura guard tower in the Imperial Palace of Tokyo and modern skyscrapers in the background, Honshu, Japan, Asia

1336-976 - Nijubashi bridge over the moat and a guard tower in the Imperial Palace of Tokyo in autumn, Tokyo, Honshu, Japan, Asia

1336-973 - Nijubashi bridge over the moat and a guard tower in the Imperial Palace of Tokyo in autumn, Tokyo, Honshu, Japan, Asia

1336-970 - Nijubashi bridge over the moat and a guard tower in the Imperial Palace of Tokyo in autumn, Tokyo, Honshu, Japan, Asia

832-402179 - Venice Beach, California, United States, March 15 2022: Two californian lifeguard towers at sunset, North America

832-400223 - Stone guardhouse on the walls of an old colonial-style fort on the seafront of Salvado in Bahia, Brasil

832-400190 - Guardhouse and lookout in an old historic fortress in the city of Salvador in Bahia, Brasil

832-400184 - Rescue cabin on Copacabana beach at a tropical sunset on Rio de Janeiro city, Brazil, Brasil, South America

1364-110 - Guard Outside Crown Jewels at Tower of London

1350-3261 - Stone guard statue and temple spires (chedi) at Wat Pho, the Temple of the Reclining Buddha, the largest Buddhist temple in Bangkok, Thailand and the birthplace of Thai massage.

1339-29 - Morro Castle and lighthouse guard the entrance to Havana Bay, Havana, Cuba, West Indies, Central America

1339-27 - Morro Castle and lighthouse guard the entrance to Havana Bay, Havana, Cuba, West Indies, Central America

1297-1202 - Queens Guards at Jewel House, The Tower of London, UNESCO World Heritage Site, London, England, United Kingdom, Europe

1176-1266 - A soldier of the Queens Horse Guard, Lifeguards regiment on duty at Horse Guards, Westminster, London, England, United Kingdom, Europe

832-382134 - Empty beach with observation tower, Costa del Sol, Malaga, Andalucia, Spain, Europe

832-379897 - Sunset, Watchtower Talaia d'Albercutx, Cap Formentor, Port de Pollença, Serra de Tramuntana, Majorca, Balearics, Spain, Europe

832-380583 - Rescue tower and rescue boat on the beach, Adriatic Sea, Italy, Europe

832-380584 - Rescue tower and rescue boat on the beach, evening mood, Adriatic Sea, Italy, Europe

724-2547 - Guard of immortals, Palace of the Hundred Columns, Persepolis, Iran, Middle East

724-2546 - Guard of immortals, Palace of the Hundred Columns, Persepolis, Iran, Middle East

1178-6799 - Australia, Victoria, Aireys Inlet, Lighthouse, Aireys Inlet, Victoria, Australia

1178-1061 - Australia, Victoria, Aireys Inlet, Lighthouse, Aireys Inlet, Victoria, Australia

832-375625 - Watchtower of the Sparrenburg, Bielefeld, Teutoburg Forest, North Rhine-Westphalia, Germany

832-378192 - Neuengamme concentration camp memorial site, SS main guard building with guard tower, right, prisoner block 1-4, centre, foundations of the detainee block, emerging thunderstorm, Hamburg, Hamburg, Hamburg, Germany, Europe

832-370603 - Girls in front of a lifeguard tower at South Beach, Miami Beach, Miami, Florida, USA

832-369105 - Guard with rifle in front of the tower of the Al Ain Palace Museum, Al Ain, Abu Dhabi, United Arab Emirates, Arabia, the Orient, Middle East

832-348151 - Castle of Rocca Maggiore, Assisi, Umbria, Italy

832-348147 - Castle of Rocca Maggiore, Assisi, Umbria, Italy

832-345234 - Talaia d'Albercutx, an old Pirate Watch Tower at Cape Formentor, Majorca, Balearic Islands, Spain, Europe

832-345235 - Talaia d'Albercutx, an old Pirate Watch Tower at Cape Formentor, Majorca, Balearic Islands, Spain, Europe

832-333645 - Adolfsturm Tower, Friedberg, Wetterau, Hesse, Germany

832-354219 - The old city wall of Esslingen with a guardhouse, Baden-Wuerttemberg, Germany

832-323780 - Castle with tower "Pikk Hermann" (Tall Hermann), Tallinn, Estonia

832-322794 - Lifeguard tower at South Beach, Miami Beach, Miami, Florida, USA

832-302059 - White wall and tower of the Mongolia Hotel built in the style of a Buddhist temple, steppes visible at back, Ulan Bator or Ulaanbaatar, Mongolia, Asia

832-289810 - Town wall with watch towers around Tallinn, Estonia, Baltic States, Northern Europe

832-289928 - Town wall with watch towers around Tallinn, Estonia, Europe

832-359067 - Hexenturm, Witches' Tower on the town wall in Olpe, North Rhine-Westphalia, Germany, Europe

832-359055 - Ulrepforte, Ulre Gate, part of the medieval city walls, Cologne, North Rhine-Westphalia, Germany, Europe

832-359054 - Ulrepforte, Ulre Gate, part of the medieval city walls, Cologne, North Rhine-Westphalia, Germany, Europe

832-284314 - Frohlichs tower, Mals, village of Glurns, Upper Vinschgau, South Tyrol, Italy

832-284350 - View from the Posten tower to the village with the evangelic church St.Peter the gotic Werner chapel and the castle Stahleck, Bacharach on the Rhine, Rheinland-Pfalz, Germany

832-282405 - Castle ruin, Eversberg, Meschede, Sauerland, North Rhine-Westphalia, NRW, Germany

832-281533 - Potter's market on the Sparrenbug, Bielefeld, Teutoburger Wald, North Rhine-Westphalia, Germany

832-275477 - Watchtower and marina, El Campello, Alicante, Costa Blanca, Spain

832-276599 - Regensburg Upper Palatinate Bavaria Germany former main guard house at the Neupfarrplatz New Parish Square in front of the cathedral St Peter

832-274224 - Torre de Canyamel tower, landmark of Majorca, Balearic Islands, Spain

832-366469 - City Wall with fortified towers (Lower Town), Tallinn, Estonia, Europe

832-262682 - Torre del Oro, Gold Tower, Sevilla, Andalusia, Spain, Europe

832-262705 - Torre del Oro, Gold Tower, Sevilla, Andalusia, Spain, Europe

832-261444 - Fortified tower, San Stefano di Sessanio, Abruzzo, Italy, Europe

832-261064 - Tower of the Riga Castle, Rigas pils, the residence of the Latvian government and the Latvian President in the historic town centre, Vecriga, Riga, Latvia, Baltic states, Northeastern Europe

832-249814 - Castle wall and watch tower, Burghausen Castle, Upper Bavaria, Bavaria, Germany, Europe

832-243664 - Town gate, City wall, historic town centre, Alcudia, Majorca, Balearic Islands, Spain, Europe

832-241803 - Monastery and prison Garsten, Upper Austria, Europe, Austria, Europe

832-238843 - Venetian watchtower, detail, at Cape Kiti, near Pervolia, Southern Cyprus, South Coast, Cyprus, Europe

832-243663 - City wall, historic town centre, Alcudia, Majorca, Balearic Islands, Spain, Europe

832-238842 - Old Venetian watchtower at Cape Kiti, near Pervolia, Southern Cyprus, South Coast, Cyprus, Europe

832-233477 - Observation tower of the GDR at the Grenzmuseum Schifflersgrund border museum at the former inner-German border, Sickenberg, Thuringia, Germany, Europe

832-219724 - Cannon and watch tower in the Forte de Santo Antonio da Barra fortress, Salvador, Bahia, UNESCO World Heritage Site, Brazil, South America

832-219725 - Cannon and watch tower in the Forte de Santo Antonio da Barra fortress, Salvador, Bahia, UNESCO World Heritage Site, Brazil, South America

832-218729 - Historic adobe fortification Liwa Fort or Castle, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-218808 - Historic adobe fortification As Suwayq Fort or Castle, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-219024 - Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

832-218935 - Historic adobe fortification Bahla fort or castle, UNESCO World Heritage Site, Hajar al Gharbi Mountains, Dhakiliya Region, Sultanate of Oman, Arabia, Middle East

832-219007 - Historic adobe fortification Nakhal, Nakhl Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-218750 - Historic adobe fortification Liwa Fort or Castle, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-218757 - Historic adobe fortification, watchtower of Sunaysilah Castle or Fort in Sur, Al Sharqiya Region, Sultanate of Oman, Arabia, Middle East

832-216256 - Dettelbach town wall, Franconia, Bavaria, Germany, Europe

832-218889 - Historic adobe fortification Al Khandaq Fort or Castle, Buraimi, Al Dhahirah region, Sultanate of Oman, Arabia, Middle East

832-219011 - Historic adobe fortification Yanqul Fort or Castle, Hajar al Gharbi Mountains, Al Dhahirah region, Sultanate of Oman, Arabia, Middle East

832-218864 - Historic adobe fortification, Al Faiqain Fort or Castle near Manah, Dakhliyah Region, Sultanate of Oman, Arabia, Middle East

832-218725 - Historic adobe fortification Rustaq Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-218870 - Historic adobe fortification Al Khandaq Fort or Castle, Buraimi, Al Dhahirah region, Sultanate of Oman, Arabia, Middle East

832-218922 - Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

832-218833 - Historic adobe fortification Rustaq Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-219066 - Sultan bin Zayed or Al Sharqi Fort at Al Ain Oasis, Emirate of Abu Dhabi, United Arab Emirates, Arabia, Middle East, Middle East

832-218834 - Historic adobe fortification Rustaq Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-216255 - Dettelbach town wall, Franconia, Bavaria, Germany, Europe

832-219068 - Historic adobe fortification Nakhal, Nakhl Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-219059 - Historic adobe fortification Nakhal, Nakhl Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-218893 - Historic adobe fortification Al Khandaq Fort or Castle, Buraimi, Al Dhahirah region, Sultanate of Oman, Arabia, Middle East

832-218747 - Historic adobe fortification Nakhal, Nakhl Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-218728 - Historic adobe fortification Sohar Fort or Castle, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-219008 - Historic adobe fortification Nakhal, Nakhl Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-218912 - Historic adobe fortification Jabrin fort or castle, Hajar al Gharbi Mountains, Dhakiliya Region, Sultanate of Oman, Arabia, Middle East

832-219025 - Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

832-218748 - Historic adobe fortification Nakhal, Nakhl Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-218806 - Historic adobe fortification Rustaq Fort or Castle, Hajar al Gharbi Mountains, Batinah Region, Sultanate of Oman, Arabia, Middle East

832-215970 - Berlin-Hohenschoenhausen memorial, former prison of the German Democratic Republic's secret service, Berlin, Germany, Europe

832-215973 - Observation tower and prison wall with barbed wire, Berlin-Hohenschoenhausen memorial, former prison of the German Democratic Republic's secret service, Berlin, Germany, Europe

832-208427 - Memorial Guenter Litfin for the first person shot dead at the Berlin Wall, Kieler Strasse street at the Berlin-Spandau Schifffahrtskanal channel, Berlin, Germany, Europe

832-208911 - Visitors on the Great Wall of China near Mutianyu in autumn, near Beijing, China, Asia

832-208425 - Memorial Guenter Litfin for the first person shot dead at the Berlin Wall, Kieler Strasse street at the Berlin-Spandau Schifffahrtskanal channel, Berlin, Germany, Europe

832-208420 - Memorial Guenter Litfin for the first person shot dead at the Berlin Wall, Kieler Strasse street at the Berlin-Spandau Schifffahrtskanal channel, Berlin, Germany, Europe

832-208141 - Inside the Round Tower, Copenhagen, Denmark, Europe

832-208421 - Memorial Guenter Litfin for the first person shot dead at the Berlin Wall, Kieler Strasse street at the Berlin-Spandau Schifffahrtskanal channel, Berlin, Germany, Europe

832-208254 - Powder tower, Jena, Thuringia, Germany, Europe