The Taj Mahal's connection to Princess Diana's divorce portrait made Kate and William's visit important.

Crown Princess Mary and Crown Prince Frederik also visited the Taj Mahal and sat in the same spot as Kate and William.

Judi James, a body language specialist, examined a photo of both royal couples and determined their romance techniques were different.

William's body language at the Taj Mahal may have shown his late mother that he is in a loving, happy, and long-term relationship.

William and Kate's love is all about unity and identifying as one strongly-bonded unit, according to the expert.

They chose matching and mirrored poses to show like-minded thinking.

They wore toning outfits to create a 'team of two' vibe.

William and Kate's visit to the Taj Mahal was important for them to prove that history doesn't have to repeat itself.

The Taj Mahal is an iconic royal pose, and William and Kate's visit was crucial for them.