Sottopasso Via Ascanio Vitozzi, Mondovì

1 Exposed river bed of Cootes creek, Wattamolla, New South Wales, Australia

Interior of a medieval stone stairs

St Audoens Park

Badaling Great Wall 3

Dubrovnik - townwall 8

Izmir - View from the fortress "Kadifekale"

Datong City Wall Ruins

Mutianyu Great Wall (北京慕田峪長城), Beijing, CN

Mutianyu Great Wall (北京慕田峪長城2), Beijing, CN

Relief walls in the Sobek-Temple in Kom Ombo

Beijing, Great wall-1 سور الصين العظيم

Cuithe Heillanish Standing Stone, Vatersay

-Büdingen- Stadtmauer & steinernes Haus

360-degree panoramic view of the Moscow Kremlin from the Big Stone Bridge in winter. Snowy cityscape, frosty weather, historic center of Moscow, clear winter atmosphere

360-degree panoramic view of the Moscow Kremlin from the Big Stone Bridge in winter. Snowy cityscape, frosty weather, historic center of Moscow, clear winter atmosphere.

Vault of Roštejn Castle

Exposed moss covered stone rainy day, Kanangra Boyd wilderness area

View of the Skelligs from Bray Head, County Kerry

Cloghanmore megalithic Tomb, Malin More

Malin More Court Tomb

Malin More Court Tomb, County Donegal

Cloghanmore megalithic tomb, County Donegal

Cloghanmore Court Tomb, County Donegal