It is also one of the only best hikes in Oahu that derives its name from some World War II bunkers, also known as pillboxes, that sit high on the mountain and look out onto Lanikai Beach.

Travel about 15 miles northeast of downtown Honolulu to the Windward Coast and you'll discover two of the island's most popular beaches – Kailua Beach Park and Lanikai (or Ka'ohao) Beach.

U.S. News Insider Tip: Kailua Beach tends to be windy. For a nearby alternative, head over to picturesque Lanikai Beach, which is accessible off Mokulua Drive at Mokumanu Drive. – Sharael ...