Samoan Islands with black sand beaches. The highest peak is Mt. Silisili, on the island of Savai'i, one of the highest peaks in Polynesia at . The highest point in American Samoa is on Ta’u, Lata Mountain, at . The two large islands of Upolu and Savai'i in Samoa, are among the largest of Polynesian islands, at and , respectively, exceeded in size only by the two main islands of Fiji and the Hawaiian islands of Hawaiʻi and Maui. The island of Upolu is more populated than Savai'i. The next largest island is Tutuila, where the city and harbor Pago Pago (population
Channels of the Hawaiian Islands north, and Kahoʻolawe to the south. The depth of the channel reaches , and its width is . ʻAuʻau channel is a whale-watching center in the Hawaiian Islands. Humpback whales migrate approximately 3,500 miles (5600 km) from Alaskan waters each autumn and spend the northern hemisphere winter months in the protected waters of the channel. ʻAuʻau translates to "to take a bath" referring to its calm bath-like conditions. The middle of the ʻAuʻau channel off Lahaina is known as the Lahaina Roads. Once filled with whalers when Lahaina was a capital for that industry, Lahaina Roads were later adopted as