When traveling to Chicago, Millennium Park is a place that almost everyone visits at least once.

The park features well-maintained lawns and walking paths, making it a great spot for a leisurely stroll. In the summer, outdoor performances and music events are held here. The Jay Pritzker Pavilion, an outdoor concert venue, is especially famous for its unique design.

The charm of Millennium Park lies not just in its sculptures but in the harmonious atmosphere created by the city and the park. With Lake Michigan nearby and the Art Institute of Chicago close at hand, it's a perfect place to explore at a relaxed pace for a day.

In the center of Millennium Park, there is a shiny metal sculpture that many people refer to as the "Chicago Bean."

The official name is Cloud Gate. It was created by British sculptor Anish Kapoor. Its shape resembles a large bean, which is why locals often simply call it "the Bean."

At first glance, it may just look like a large metal mass, but up close, it reveals itself to be quite an interesting piece of art. Its most notable feature is its reflective surface. The flowing clouds in the sky, the surrounding skyscrapers, and even the people standing in front of it are all reflected. This makes for some very fun photographs. In fact, this piece is said to be made up of 168 stainless steel plates welded together.

It measures about 20 meters in length and approximately 10 meters in height. While it may not be a landmark, it has certainly become one of Chicago's representative tourist attractions. If you look at travel photos from Chicago, you will often find at least one taken in front of this sculpture.

The name given by the artist also holds significance. Cloud Gate literally means "gate of clouds."

Artist Anish Kapoor wanted to connect the sky and the urban landscape into a single space through this work. The reflected images of buildings, the sky, and people all come together to create one scene. Thus, the viewer of the artwork is naturally included in that landscape.

Due to the fame of this piece, many wonder if there are copyright issues when taking photos and posting them online.

Generally, taking and sharing photos for personal use is often not a problem. For example, posting travel photos on a personal blog or social media is usually fine.

The situation changes when it comes to commercial use. For instance, using those photos to create and sell products or for advertising purposes can lead to copyright issues.

For example, if you use a photo of the Chicago Bean to create and sell merchandise like t-shirts or postcards, or if you use it in an advertisement, you will likely need separate permission. In such cases, it's wise to be cautious due to potential copyright concerns.

In the U.S., the regulations for photographing public art are not as straightforward as they are in Europe. Interpretations can vary depending on the situation or location.

However, generally, tourists taking photos of artworks in public spaces and sharing them personally is usually not a problem.