The Surfside Beach Marathon and Half Marathon return Saturday. The event includes a 10k, 5k and kids' run, which is limited to participants 12 years old or younger.

The city announced which roads will be closed for the big event, set to welcome thousands of runners on March 1.

Tens of thousands of visitors will enter the gates during the two-day Gigantic Nautical Market at Founders Park in Islamorada ...