Weekend Roundup

It's supposed to be a beautiful weekend weather-wise, and there are plenty of great outdoor activities around town.

Saturday

• The Early History of Baseball - Sports Legends at Camden Yards hosts baseball historian Richard D'Ambrisi at 1 p.m. for a discussion on the early history of baseball and the evolution of the game. The program is free with paid admission to the museum. If you're interested in the real thing, the Orioles take on their I-95 rivals, the Washington Nationals, at 7 at Camden Yards.
• City Sand - Groups of local architects and design firms will create intricate sand sculptures revolving around this year's theme, Edgar Allan Poe. There will be live bands to provide entertainment, and children will have the opportunity to make their own sand creations. Harborplace amphitheater, beginning at noon.
• LatinoFest 2009 - This annual celebration of all things Latino kicks off Saturday at noon at Patterson Park, and continues through Sunday. Two stages of entertainment, food, and arts and crafts are on the docket. Admission is $5 for adults, free for children under 12.

Sunday

• Herman Maril exhibit opens at the Walters Art Museum - An exhibit commemorating the 100th birthday of Maryland painted Herman Maril opens at the Mt. Vernon museum. The exhibit runs through Aug. 30.
• Federal Hill Jazz and Blues Festival - Beginning at 11 a.m. on Cross Street, a great lineup of musicians including Lafayette Gilchrist fill the 'Hill with the sounds of the blues. Admission is free, and food and drink will be available.