10:30 a.m., and 12:30 and 2:30 p.m., Saturday and Sunday, April 1 and 2. Tours will be led by historic guides and will provide information on Lewes’ rich maritime history. A knowledgeable guide from Lewes in Bloom will help point out the multiple tulip varieties found around Lewes. Tours begin at the Cannonball House back garden, behind 118 Front St. Cost is $10 for adults, and $5 for children 12 and under. To purchase tickets, go to historiclewes. org.