Varna, Bulgaria - Aerial view from the drone of the magnificent sunset over centrum of Varna city, Bulgaria

Chocolate with nuts on dark background. World Chocolate Day or happiness is in small things. Close-up, copy space

Book in library with old open textbook, stack piles of literature text archive on reading desk, and aisle of bookshelves in school study class room background for academic education learning concept

Wooden bridge natural trail at Kung Krabaen Bay Royal Development Study Center in Chanthaburi. The center was founded for studying and researching the natural ecosystem.

Group of young coworkers working together in modern office.Woman talking with colleague about new startup project.Business people brainstorming concept.Horizontal,color filter

Pine cone on a branch with fresh young pine needles Close-up. Spring needles, vegetative background.

doll traditional textile russian

San Sebastián sunset

Though probably most famous for its ultra-modern City of Arts and Sciences, Valencia is a treasure trove for lovers of old and new architecture. It has remains of both its Roman foundations and its Moorish history to explore.

Medical Healthcare Research and Development Concept. Doctor in hospital lab with science health research icon show symbol of medical care technology innovation, medicine discovery and healthcare data.

We’re working to reduce the spread of false news on Facebook through a combination of technology and human review.

Upscale boutiques and restaurants offering local wines and seasonal fare line State Street.

Blueberry bush with ripening blueberries

The bridge crosses the River Thames close to the Tower of London and has become an iconic symbol of London.

Glade of violets in the forest, many flowers, purple color, sea of flowers, beautiful, spring.