The Baisha islands offer a large number of "amphibious" sights and destinations that can be either traditional or modern. The Sea-Crossing Bridge at Tongliang is famous throughout Taiwan and a Penghu's top landmark. The centuries old banyan by the bridge has not only provided shade for generations of residents but is also the local villagers' center of belief; the aquarium at Citou is home to exhibits of all kinds of Penghu marine life; Jibei and Pengpeng Beach's snow-white sand and waves are perfect for all kinds of water activities and attract throngs of tourists every summer; the waters near the Mudou Island Lighthouse are so clear that you can see the bottom of the sea and its shoals of colorful tropical fishes make it a world-class snorkeling destination; the stone weirs that exploit the tides to catch fish were used for centuries by fishermen to feed their families. Follow the local people as they check their weirs and you will come across many unexpected surprises.