Stock royalty-free photos and images of Παρατηρητήριο

Exercise yard of a decommissioned prison

Grand Canyon scenic view from the Desert View Watchtower tourist stop in the South Rim of the Grand Canyon National Park

The Grand Canyon Desert View Watchtower constructed by Mary Colter

The Grand Canyon Desert View Watchtower constructed by Mary Colter

Desert View Watchtower Grand Canyon South rim, Arizona

The desert view watchtower overlooks the grand canyon on the south rim

Remains of iron curtain near border of Czech republic, Europe

Mary Coulter's Desert View Watchtower at the Grand Canyon is built to fit into the southwestern architectural style as it sits on the south rim overlooking the canyon.

Grand Canyon scenic view from the Desert View Watchtower tourist stop in the South Rim of the Grand Canyon National Park

Watch tower and oasis in Hajar mountains, Oman

Watchtower at sunset with golden light and moon, located between Cala Agulla and Cala Mesquida, Mallorca, Spain

Castillo de Santa Barbara, Lanzarote, Canary Island

Indian Watchtower at Desert View in Grand Canyon National Park in Arizona

The Grand Canyon is a steep-sided gorge carved by the Colorado River in the U.S. state of Arizona. The Desert View Watchtower built in 1932 and is one of Mary Jane Colter's best-known works. It is designed to mimic an Anasazi watchtower.

High forest watchtower on top of a peak.

Beautiful landscape next to the village of Ares del maestre, Spain

Panorama of the red tower and amphitheater in Reiderwolde, Netherlands

Mesa Roldan Watchtower, near Carboneras, Almeria, Andalusia, Spain

Grand Canyon watchtower at the desert view overlook, Arizona, USA.

Salento coastline: Minervino watchtower. This medieval ruin is located in The Otranto Santa Maria di Leuca Coast and Tricase Woods Regional Nature Park. Italy (Apulia).

Desert View Watchtower at the Grand Canyon, Arizona, USA.

The observation tower inside the agricultural landscape

Khujand Sughd Archeological Museum Main Gate Entrance Picturesque View on a Sunny Blue Sky Day

Remains of iron curtain near border of Czech republic, Europe

Abandoned watchtower isolated by a net topped with barbed wire.

Kulob Vose Hulbuk Fortress Picturesque View of Fortified Walls on a Cloudy Rainy Blue Sky Day

Archaeological field site during excavations.

The Maiden Tower and east wall of Devin castle from 9 - 15th century above the confluence of Danube and Morava rivers, Slovakia.

Reinforced concrete guard tower in a former military barracks

A detailed view on a maroccan desert succulent plants with sand, sea and a silluette of watchtower on the background

Medieval tower of Sal Rossa at sunrise in Ibiza, Spain

Grand Canyon, Utah, USA - July 27, 2016: The Grand Canyon. Views of the canyon, the landscape and nature.

Look at the various parts of the Belgrade fortress under the snow, note shallow depth of field

Autumn water tower viewed through the trees.

Desert View Point Watchtower, Grand Canyon National Park, Arizona

Beautiful landscape next to the village of Ares del maestre, Spain

Hunting observation tower in the fields

Watchtower on the Lochemse Berg in Gelderland The Netherlands

Soldier guarding military gate

The great wall of beijing ,China

Watchtower of the castle Monfort in northern Israel

Abandoned watchtower isolated by a net topped with barbed wire.

Desert View Watchtower at Grand Canyon, South Rim, Arizona, USA

Molar Watchtower. Madrid. Spain

Old Watch Tower at Grand Canyon National Park, Arizona, USA

Watchtower Zlaty Chlum in Jeseniky mountains in czech republic

Typical watchtower military purposes on the coasts of Malta

View of the landscape from Castle Fuzer with cannon in Hungary

Concrete security separation fence on the border between Israel and Lebanon.

Swabian Castle of Rocca Imperiale. Calabria. Italy.

Medieval watchtower in pine tree forest on Majorca island, Spain

Watchtower at the former inner Border in Germany

Historic brick prison wall showing guard tower and coiled barbed wire.

View from the ruins of an old castle in Medina Sidonia

A wooden watchtower and observation tower in a forest in gelderland, the netherlands

Wooden watchtower No. 5 in the Special Nature Reserve Deliblato sands

Palanok castle and its large walls, the best castles in Ukraine

High seat and shooting range for hunting

View from the top of Kabatice near Frydek Mistka in the Czech Republic.

The watch tower at the ancient Perperikon ruins in Bulgaria.

Grand Canyon, Utah, USA - July 27, 2016: The Grand Canyon. Views of the canyon, the landscape and nature.

Shira Bena Yurt cultural and ethnographic complex Russian region, Chechen Republic, Caucasus Mountains

Zlaty Chlum it is lookout tower in czech republic

White watchtower

Lovers boy and girl walking hiking along the path of the historic pilgrimage route from Sacred Mount or Sacro Monte of Varese, Italy - Lombardy

The Grand Canyon. Views of the canyon, the landscape and nature.

Courageous child climbing up wooden steps to the top of observation tower

Ancient pvlvts former estate of Countess Dzembovskoyi

An observation tower for hunting

Neungamme, Germany, Hamburg - 9 April 2015 concentration camp in Germany

Abandoned watchtower isolated by a net topped with barbed wire.

Medieval Royal Castle in Olsztyn

The watchtower of San Juan protects the port of Ferrol

Reinforced concrete guard tower in a former military barracks

Swabian Castle of Rocca Imperiale. Calabria. Italy.

Border wall between East and West Germany

Torre del Gerro tower. Ancient 16th century watchtower on the top of a cliff in Denia, Spain

High watchtower to protect the forest perimeter

Moorage, berth on the blue sea at dusk. Scenic seascape at dusk. A ships allotted place at a wharf or dock. Quay for boats, ships, liners. Coastal zone. Twilight on the wharf, dock. Copy space

The ancient fortress tower, Targoviste, Romania

Ruins of the old arabic fort, located in the town of Jalan Bani Bu Ali, Ash Sharqiyah Region, Sultanate of Oman

Barbed wire fence with lamps surrounding concentration camp at sunset in Auschwitz Birkenau, Poland

Sky, watchtower, sunset, army, silhouette, security, surveillance, tower,

Torre de Cala Pi, medieval watchtower on the coast of Cala Pi, Mallorca, Spain, Europe

Bill Baggs State Park in Miami, Florida

Close up view of watchtower building details

The Grand Canyon. Views of the canyon, the landscape and nature.

A model of great wall made by cement in a forest.

Rozhledna Kosice is a lookout tower in the forest park ner city Chlumec nad Cidlinou. It ios made of wood and it is 8m tall.

Castle over the water

Palanok castle and its large walls, the best castles in Ukraine

Palanok castle and its large walls, the best castles in Ukraine

Torre del diablo almunecar watchtower built as a reinforcement of the coastal defenses know as The Diablo Watchtower, Tower of the Devil.

Old Abandoned Watchtower on the top of a Rock

View to Castle of Bishops in Siewierz, Poland

Medieval Royal Castle in Olsztyn

View from celtic watchtower at open-air museum Havranok - Slovakia

Age signal tower and watchtower or defense tower in Mallorca, Spain.

Photo of hunting tower in a field