>The Mountain Club of Maryland hosts the following for all ages. Visit www.mcomd.org.

*Harpers Ferry/Weverton Cliffs 10-mile hike is Saturday, April 3. Call 410-871-0066.

*Mystery hike is Sunday, April 4. Call 410-461-4979.

*Appalachian Trail Across Maryland Series fourth of nine hikes from US-40 to Pogo Campground is Wednesday, April 7. Call 410-730-5957.

*Nixon Park and Lake Williams 4-5-mile hike is Wednesday, April 7. Call 410-561-0309.

>The Greater Baltimore Group of the Sierra Club hosts the following for all ages. Visit www.maryland.sierraclub.org/baltimore.

*Outings Committee meeting is Wednesday, April 7, 6:30 p.m. Call 410-666-2696.

>Longview Men's Golf Club is accepting applications for the 2004 season. Applications are available at www.longviewgolf.org or call 410-788-2363.

>Loch Raven Recreation Council will hold ladies doubles tennis registration. Call 410-256-5612.

>Lutherville-Timonium Recreation Council will hold cheerleading registration for girls and boys ages 5-14 Saturdays, April 24-May 8, 9 a.m.-noon, Ridgely Middle School gym lobby. Call 410-823-4298.

>Cockeysville Recreation Council aerobic fitness classes Mondays and Wednesdays, starting April 14, 6:15 p.m., Padonia Elementary School gym; Tuesdays and Thursdays, starting April 15, 9:30 a.m., Warren Elementary School activity room; and Tuesdays and Thursdays, starting April 13, 6:30 p.m., Pot Spring Elementary School cafeteria. Cost is $35. Call 410-771-9031 or 410-887-7734.

>Lutherville-Timonium Recreation Council will hold fencing registration for ages 8-18 Friday, April 16, 6:20 p.m., followed by first class, Ridgely Middle School gym lobby. Cost is $75. Call 410-532-7445 or e-mail fencing@ltrc.org.

Teams

>Towsontowne Recreation Council will hold a Babe Ruth baseball league for 12-year-olds. Call 410-688-9658 or 410-887-5913.

>Baltimore Baseball League, Loch Raven Club is seeking players ages 18 and up for all positions on the mid-college level of play. Call 410-661-0562.

>Putty Hill Panther Baseball Club 14-and-under is recruiting players. Call 410-902-1959.

>Putty Hill Panther Baseball Club 17-and-under summer travel team will hold tryouts Sunday, April 4, 1 p.m. Call 410-321-5441 or e-mail miket34@comcast.net.

>Maryland Red Dogs baseball is holding tryouts for boys no older than 15 on July 31, 2004. E-mail usl@doubleplay.net or call 410-880-6006.

>Lutherville-Timonium Lazers fast-pitch girls travel softball team tryouts are Sunday, April 4, noon-1:30 p.m ages 14-and-under and 2-3:30 p.m. ages 18-and-under, Lutherville Elementary School, 1700 York Road. Call 410-561-9271.

>Towson YMCA is looking for softball teams for a men's league, Tuesday evenings and a co-ed adult league, Sundays. Call 410-823-8870, Ext. 535 or e-mail peterouhana@ymcamd.org.

>Loch Raven Soccer Association's Oakhurst Outlaws boys' under-15 soccer team is looking for players. Call 410-882-8698.

>Loch Raven Recreation Council baseball has openings in all age groups. Call 410-321-8613.

>Baltimore County Over 30 Baseball League needs players. Call 410-215-2446 or visit www.over30baseball.com.

>A Loch Raven area team is accepting registration for men's fast-pitch softball teams. Games run through July. Call 410-444-4713 or e-mail wayne.long@verizon.net.

>Maryland Media Co-ed Softball League is looking for teams for games Monday-Thursday, April 26-July 29, 6:30 p.m., Pikesville. Call 410-484-9257.

>USA Softball is looking for men's teams for the spring program. Call 410-803-9592.

>Sportsboxx adult softball leagues through Parkville Recreation Council are forming men's and coed summer leagues. Call 410-663-5200 or 410-256-7245.

>Lutherville-Timonium Recreation Council will hold fall soccer registration Saturdays, May 1 and 8, 9:30 a.m.-noon; Wednesdays, May 5 and 10, 7-8 p.m.; and Friday, May 7, 7-8 p.m., Ridgely Middle School gym lobby. Cost is $55 in-house, $30 clinic. E-mail slwulff@att.net.

>The Under-10 Baltimore Soccer Club Blaze is holding tryouts for the fall season. Call 410-453-9799.

>Central Maryland Soccer Association will hold for spring soccer league registration for boys and girls ages 7-14 and high school divisions. Call 410-276-8466 or visit www.cmsasoccer.com.

>Baltimore Soccer Club is accepting players for boys ages 8-15 and girls ages 9-11. Call 410-592-8579.

>Five-Star Basketball spring clinic and shooting contest for boys and girls in grades 4-12 is April 3-4, 10 a.m.-2 p.m., Boys' Latin School, Cost is $50. Call 410-763-8010.

>Maryland Hurricanes girls AAU basketball is holding tryouts. Call 410-654-6864 or e-mail info@marylandhurricanes.com.

>Lutherville-Timonium Recreation Council will hold football registration for ages 6-13 Saturday, April 24-May 8, 9 a.m.-noon, Ridgely Middle School. Call 410-823-5665.

>Hamilton Optimist Tigers football team unlimited-weight football program for middle schoolers is accepting registration. Call 410-529-2942 or e-mail hamiltonfb@aol.com.

>Lutherville-Timonium Recreation Council will hold rugby registration Saturdays, May 1 and 8, 9 a.m.-noon, and May 5, 7 and 12, 7-8 p.m., Ridgely Middle School room 123. Cost is $40. Call 410-377-4776.

Sports Camps

>Calvert Hall basketball camp for boys and girls ages 8-15 runs June 28-July 2 and July 19-23, 9 a.m.-2 p.m. Call 410-661-7177 or 410-668-4395.

>The fifth annual Rising Stars basketball camp for ages 8-16 runs June 21-25 and June 28-July 2, 8:30 a.m.-4 p.m., UMBC, RAC Arena. Call 410-455-6572 or e-mail risingstarscamp@umbc.edu.

>Anne McCloskey's Lacrosse and Field Hockey Camps for Girls are accepting applications for ages 10-18. Lacrosse camp runs July 26-30, 5:30-8:30 p.m. and the hockey camp runs Aug. 2-6, 8:45 a.m.-12:30 p.m., St. Paul's School for Girls. Cost is $140 one, $240 both. Call 410-828-1810 or e-mail amc606@juno.com.

>Pete Caringi's All-Maryland Soccer Camps for boys and girls ages 6-14 run daily in one week sessions June 14-July 2. Residential team camps for ages 11-18 are July 11-15 at UMBC. Call 410-455-3003 or 410-455-1505. Visit www.All-Maryland.org.