Anacapa is one of the Channel Islands off the coast of California, which has a number of sea arches. The largest of these is around 40 feet tall, which offers some spectacular views of the surrounding seas and the natural beauty of the island. Visitors to Anacapa can also check out the lighthouse and other vantage points to get some great photographs. The Natural Bridges State Beach in California is home to a few beautiful sea arch specimens, which can be explored during low tides. Besides this, visitors can also enjoy local tide pools and view seasonal monarch butterfly migrations. Pfeiffer beach also offers spectacular views of the resident keyhole sea arch, which beautifully focuses the rays of the sun during sunset. Located at the Na Pali coast of the Kaua'i island, the Honopu Arch is the tallest sea arch in Hawaii. It is only reachable by traveling halfway by boat, followed by some swimming to the shore. The arch has a lovely tunnel, through which a lovely waterfall flows perpetually. Another famous sea arch in Hawaii is the Holei Arch, which formed due to the collapse of a lava tube. The Hvítserkur sea arch is actually the remains of an old central volcano located on the eastern shore of the Vatnsnes peninsula of northwestern Iceland. However, the basalt formation looks like a strange rock monster is drinking water. Therefore, local legends says that the arch is actually a troll, which was accidentally petrified when it was exposed to the sun. Located close to Bali's world famous Tanah Lot temple, is the lesser-known Pura Batu Bolong temple. This small structure is located on the top of a large sea arch facing deep into the Indian Ocean. The words Batu Bolong come from its literal meaning 'rock with hole'. However, the arch is in danger of collapsing due to regular footfalls of devotees visiting the temple. If you ever visit the Greek island of Milos, the Kleftiko beach offers a number of beautiful sea arches of all shapes and sizes. Some of them are so big that entire boats can be driven through them. Since all the arches are off-shore, you will need to hire a boat to get to them. Scuba diving or snorkeling in this area is a real treat, and if you are lucky, you might even find a legendary pirate's treasure located somewhere in the nearby seaside caves. The Algarve coast of southern Portugal is home to a number of beautiful sea arches. The spectacle arches made from limestone are one of the most visited spots in the region. It is recommended to take a boat ride along the coast in the Lagoa area for experiencing the best views. Perpetually pounded by powerful waves, the London arch is one of the main attractions in the Port Campbell National Park in Victoria, Australia. Initially, the structure was connected to the mainland in the form of a beautiful double sea arch, which was then known as the London Bridge. However, in 1990, the arch closer to the shore collapsed, which has now left the single arch island alone in the sea. Visits to the beach are always relaxing, and the vastness of the horizon works wonders in putting one at peace. However, the presence of any of the above seaside formations will just enhance the experience that much more.