Those are bamboo - some of it was 50' tall and 8-10" diameter at the base.
I have been using an Olympus SP-350 camera, but I will be replacing it soon. On this trip, the battery voltage sensor was malfunctioning and it kept telling me the battery was dead (and wouldn't work) even with brand new batteries.
I didn't care for Manila - very crowded and western, a completely different atmosphere from the rest of the country. My wife is from Dagupan, about 120 miles north of Manila, and we stayed there. I thoroughly enjoyed it. The people in the provinces are extraordinarily friendly, the food is great, good scenery, what's not to like?
Hundred Islands (we hired two of those boats to carry around 20 people for half a day, and it cost us a grand total of $50, including a crew of two for each boat)
Rice field
View from Mines View Park, Baguio
Boats on Lingayen beach