The Portland skyline is characterized by a mix of modern and historic architecture, prominently featuring the US Bancorp Tower and the Oregon Convention Center. The skyline is set against the backdrop of the Cascade Range, providing a stunning natural contrast to the urban landscape. The Willamette River runs through the city, adding to the scenic views of the skyline. Notable bridges, such as the Hawthorne Bridge and the Tilikum Crossing, connect various neighborhoods and enhance the city's charm. The skyline is particularly beautiful at sunset, when the buildings are illuminated by warm colors.