Central Sumatra's Bukittinggi sits in the Minangkabau highlands of horn-roofed houses, Padang opens to Indian Ocean surf, and the Mentawai Islands hold legendary right-hand reef breaks of Macaronis and Lance's Right.
Drier season with Mentawai surf at peak, Bukittinggi's Jam Gadang clock tower walking comfortable, and Lake Maninjau crater visits running.
Mentawai surf season at peak with the southern hemisphere swell window, and Padang's surf charters running full booking through the Macaronis pass.
Wet season with afternoon storms, Mentawai surf still active but boats less reliable, and Padang's beaches less swimmable in monsoon swell.
Tabuik Festival in Pariaman the country's most striking Shia commemoration, with elaborate effigies paraded through the surf to the Indian Ocean.