6-year-old Theodore and 5-year-old Elliott watch Lincoln's funeral procession from the second-floor window of their grandfather's mansion (at top left, facing the camera), Manhattan, April 25, 1865. Family trips abroad, including tours of Europe in 1869 and 1870, and Egypt in 1872, shaped his cosmopolitan perspective.[15] Hiking with his family in the Alps in 1869, Roosevelt found that he could keep pace with his father. He had discovered the significant benefits of physical exertion to minimize his asthma and bolster his spirits.[16] Roosevelt began a heavy regime of exercise. After being manhandled by two older boys on a camping trip, he found a boxing coach to teach him to fight and strengthen his body.[17][18]
A 6-year-old Roosevelt witnessed the funeral procession of Abraham Lincoln from his grandfather Cornelius's mansion in Union Square, New York City, where he was photographed in the window along with his brother Elliott, as confirmed by his second wife, Edith, who was also present.[19]

Education
Roosevelt was homeschooled, mostly by tutors and his parents.[20] Biographer H. W. Brands argued that "The most obvious drawback to his home schooling was uneven coverage of the various areas of human knowledge.