Facade of NBC tower, Chicago. CHICAGO, UNITED STATES - AUGUST 15, 2014: Facade of NBC tower.

Marina City Towers Chicago

Walkways and buildings at Loyola University Maryland, in Baltimore, Maryland.

The Moon Over NBC in Chicago

Fourth Presbyterian Church of Chicago

Cudahy Science Hall

CHICAGO, ILLINOIS, UNITED STATES - MAY 11th, 2018: Air Traffic Control Tower at O`Hare International Airport

Beautiful Fountain with Plants and Flowers at Loyola University Chicago

Beautiful Planter with Colorful Flowers at Loyola University Chicago

American Airlines plane and Air Traffic Control Tower at O`Hare International Airport in Chicago

Henry VII Chapel, Westminster Abbey, London

Henry VII Chapel, Westminster Abbey, London

Facade of InterContinental Chicago Magnificent Mile

The Trump International Hotel and Tower, Chicago

Facade of the Art Institute of Chicago, USA

The Museum of Contemporary Art near tower place in downtown Chicago.

View of Bellini Square with tourists visiting the Santa Maria dell`Ammiraglio Church known as Martorana Church in Palermo.

View of Bellini Square with tourists visiting the Santa Maria dell`Ammiraglio Church and San Cataldo Church.

View of Bellini Square with tourists visiting the Santa Maria dell`Ammiraglio Church known as Martorana Church in the center of Pa

View of Romanesque Basilica of San Vittore church in San Lorenzo square of Varese.

Wrigley Building, is a skyscraper located directly across Michigan Avenue in Chicago, USA

Wrigley Building, is a skyscraper located directly across Michigan Avenue in Chicago, USA

Wrigley Building, is a skyscraper located directly across Michigan Avenue in Chicago, USA

San Frediano square with people enjoying the outdoor bar and views of the Basilica of San Frediano in old town Lucca, Tuscany

San Frediano square with people enjoying the outdoor bar and views of the Basilica of San Frediano in old town Lucca, Tuscany

Sculptures of Brunico castle, situated on the hill over the old town, in Val Pusteria, Italy

View of the Brunico Castle, situated on the hill over the old town, in Val Pusteria, Italy

View of the Brunico Castle, situated on the hill over the old town, in Val Pusteria, Italy

View of the Brunico Castle, situated on the hill over the old town, in Val Pusteria, Italy

Sculptures of Brunico castle, situated on the hill over the old town, in Val Pusteria, Italy

View of Reid Murdoch Building with clock from below by the Chicago river, USA

View of Reid Murdoch Building with clock from below by the Chicago river, USA

View of Reid Murdoch Building with clock from below by the Chicago river, USA

View of Wrigley Building, is a skyscraper located directly across Michigan Avenue in Chicago, USA

Bell tower of the Ursulinen Holy Saviour church in the historic city of Bruneck or Brunico, South Tyrol

The central square with the Town Hall palace in the historic center of Ostuni.

The Town Hall palace on Liberty square in the historic center of Ostuni, Puglia

The central square with the Town Hall palace in the historic center of Ostuni.

The central square with the Town Hall palace in the historic center of Ostuni.

Mother Church of Saint Maria Assunta in the historic center of Polignano a Mare, Puglia, Italy