Grumpy Cat in Las Vegas, America on August 5, 2014. Grumpy Cat aka Tardar Sauce has died on May 14, 2019 at home in Arizona at the age of seven due to complications from a urinary tract infection. Her family's statement said: “Besides being our baby and a cherished member of the family, Grumpy Cat has helped millions of people smile all around the world – even when times were tough. Her spirit will continue to live on through her fans everywhere. Grumpy's Family – Tabatha, Bryan and Chyrstal”. (Photo by Mediapunch/Shutterstock)

A woman walks past murals adorning the walls of Garibaldi subway station, in Milan, Friday, February 28, 2020. Due to the COVID-19 virus outbreak in northern Italy, the bustling metropolis of Milan has resembled more of a ghost town lately, as workers stayed home and tourism has dwindled there, and other parts of Italy. (Photo by Luca Bruno/AP Photo)

A man wearing a face mask to help protect from the coronavirus carries a bag of groceries as he walks by a mural depicting an iconic financial market bull statue near the central business district, Monday, April 18, 2022, in Beijing. (Photo by Andy Wong/AP Photo)

A Fan of England takes a photograph of friends in front of a mural of Fran Kirby and Leah Williamson (not pictured), whilst wearing a Nike Coming Home Flag, during the England Women's Team Celebration at Trafalgar Square on August 01, 2022 in London, England. The England Women's Football team beat Germany 2-1 in the Final of The UEFA European Women's Championship last night at Wembley Stadium. (Photo by Leon Neal/Getty Images)

Iranian artist and designer Mehdi Ghadyanloo, with the help of the municipality, is slowly brightening up the city of Tehran one wall at a time. The 33-year old street artist has been painting murals and walls in Tehran for the last 5 years age, during which he’s reported to have painted over one hundred walls.

Artist Julien “Seth” Malland aka Seth Globepainter has become known around the world for his vibrant murals of people, most frequently children, who appear to be sucked into colorful rainbow-like voids. The figures are usually facing away from the viewer, their attention completely swallowed by pools of dripping color revealed behind drab, urban facades.

Fans cheer in the stands ahead of the CFL's 102nd Grey Cup football championship between the Calgary Stampeders and the Hamilton Tiger Cats in Vancouver, British Columbia, November 30, 2014. (Photo by Todd Korol/Reuters)

A cat and a seagull feeding on a street in Heybeliada, the second largest of the Prince Islands in the Sea of Marmara, near Istanbul, Turkey on February 01, 2017. (Photo by Sebnem Coskun/Anadolu Agency/Getty Images)