Cobbled street in Judiara the former Jewish part of Castelo de Vide, Alto Alentejo, Portugal, Europe

Aerial of the Castell de Capdepera, Mallorca, Balearic islands, Spain, Mediterranean, Europe

Housesteads, Hadrian's Wall, Northumberland, England, UK

Ayaz Kala Fortress 2, photo taken from Ayaz Kala Fortress 1, Ayaz Kala, Khorezm, Uzbekistan

View from Zeller Horn onto Hohenzollern Castle above cloud cover, autumn, Albstadt, Baden-Württemberg, Germany, Europe

Altenburg, medieval hilltop castle at 400m, landmark of Bamberg, first documented in 1109, aerial view, Bamberg, Steigerwaldhoehe, Upper Franconia, Franconia, Germany, Europe

Steeple of St Euphemia on hilltop, Rovinj, Istria, Croatia

Steeple of St Euphemia on hilltop, Rovinj, Istria, Croatia

A couple walking on the beach below the North Head Lighthouse at Cape Disappointment State Park near the mouth of the Columbia River, Washington State, Washington, United States of America

The Blue Duck lodge located in the Whanganui National Park is a working cattle farm with a focus on conservation. Travellers go to a scenic viewpoint to watch the sunrise over the rainforest; Retaruke, Manawatu-Wanganui, New Zealand

A Female Tourist Looks Out The Window At The Walled Medieval Village Of San Gimignano, San Gimignano, Province Of Siena, Tuscany, Italy

Female tourist looking out from the hilltop medieval town of Motovun, Motovun, Istria, Croatia