ADVENTURE ON A SHOESTRING
"Haunted Greenwich Village," Sat. at 11:30; "Meatpacking District," Sat. at 1:30; "Terrific Tribeca," Sat. at 3:30; "Ethnic Noshing," Sun. at 11; "Splendid Grand Central Station," Sun. at 1:30; "Affluent Enclave," Sun. at 3; 212-265-2663 for res. & meeting place; all tours $5.
BERNIE'S NEW YORK
Weekly tours offered by Bernie Cohen. This week, "Yorkville?Once a Suburb"; meet at NW corner 86th St. (2nd Ave.), 718-655-1883; Sun. at 2, $10.
BIG ONION WALKING TOURS
Tours conducted by graduate students in the American History dept. at Columbia U. This week, "Chinatown at Twilight," Thurs. at 6:30; "East Village," Fri. at 1; "Historic Tribeca," Sat. at 1; "Greenwich Village at Twilight," Sat. at 5; "Multi-Ethnic Eating Tour," Sun. at 1; 212-439-1090 for meeting place; all tours $10-$12.
BROOKLYN CENTER FOR THE URBAN ENVIRONMENT WALKING TOURS
"Dumbo's Industrial Past & Contested Future," Sat. at 10; "Beauty Underfoot?Manhole Covers in Brooklyn Heights," Sun. at 11; meet at Tennis House, Prospect Park (9th St.), Bklyn., 718-789-6778, $5-$8.
BUTTERFLY & HUMMING BIRD TRAIL
Trail open all summer long with nature sightings, gardens & special kids' activities. Opening day talk with editor of Hummingbird Guide, Sun. at 2:30; Brooklyn Botanic Garden, 1000 Washington Ave. (Carroll Pl.), Bklyn., 718-622-4433; Weds.-Sun. & Tues., free w/grounds adm.
THE CATHEDRAL CHURCH OF ST. JOHN THE DIVINE
Tour chapel & learn history; Cathedral of St. John the Divine, 1047 Amsterdam Ave., (112th St.), 212-932-7347; Weds.-Sat. & Tues. at 11, Sun. at 1.
CENTRAL PARK WALKING TOURS
Hour-long tour of park's "Conservatory Garden," every Sat. at 12; "Amble Through the Ramble," Sat. at 1; "Views From the Past," Sat. at 1; 212-360-2727 for meeting places & sign language tours; free.
Gordon Lizner Central PArk Tour
Guide Lizner wows 'em with landmarks, sky-line views, park history & more; meet at General Sherman Statue, 59th St. (5th Ave.), 212-595-0894; Mon. at 10 a.m., $10.
GREENWICH VILLAGE CLUB CRAWL & Blues Lovers Club crawl for singles
Guided tours of NY music clubs. "3 Bands at 3 Clubs for Singles," Thurs.; "Blues, Stand-Up & Jazz," Fri.; "Rock & Blues," Sat.;. 212-875-7019 for res., times & meeting place, $20 incl. live music.
GREENWICH village literary pub crawl
Actors from The New Ensemble Theater Co. lead tour of four pubs giving literary histories & performances. Stops incl. Chumley's, the Cornelia St. Cafe, McBell's, the Cedar Tavern & the White Horse Tavern; meet at the White Horse Tavern, 567 Hudson St. (11th St.), 212-613-5796; Sat. at 2, $12, $9 st./s.c.
les Shopping Tour
Shopping tour of Orchard St. district; meets at Katz's Deli, 205 E. Houston St. (Ludlow St.); 212-226-9010; Sun. at 11, free.
NYC DISCOVERY TOURS
Walking tours this week incl. "American Revolution Tour & OpSail Viewing," Sat. & Sun.; "Brooklyn Bridge & Literary Brooklyn Heights," Sat. & Sun.; RSVP 212-465-3331 for times & meeting place; all tours $12.
STEVE'S MANHATTAN TOURS
"Landmarks of Lower Manhattan," Weds. & Fri.; "Lower East Side," Sun.; RSVP 212-982-1697 for meeting places & times, $5.
STREET SMARTS NY
"East Village," Sat. at 2; "Stanford White?Splendor & Scandal," Sat. at 6; "Twilight in Brooklyn Heights," Sat. at 6; "Walks In Old Chelsea," Sun. at 2; 212-969-8262 for meeting place; all tours $10.
twilight walking tours
Arthur Marks hosts "Ghoulish Greenwich Village" where catastrophe & supernatural strike followed by 3-course dinner at C3 Lounge; meet at Washington Square Hotel, 103 Waverly Pl. (5th Ave.), 212-979-2700 ext. 278; Weds. at 6, $40.
Steve "wildman" brill
Nature & ecology walk with "Wildman" Steve Brill, Sat. in Mutton Preserve; Sun. in Prospect Park; 718-291-6825 for info; $10, $5 kids.
Parades, Fairs & Outdoor Sporting Events
BLADE NIGHT MANHATTAN
Join 100+ skaters on 2-hour tour of the city; meet at SW corner of Union Sq. Pk. (14th St.), 212-673-2933, Weds. at 8, free [through 10/25].
military salute week
Arm wrestling tournament & other displays of military intelligence; Intrepid Sea Air Space Museum, W. 42nd St. (12th Ave.), 212-957-7055 for more info; free w/mus. adm.
our lady of mt. carmel church feast
Number 113 coming at 'cha with nightly entertainment & Italian cuisine plus "dancing of 8 ft. tall Giglio & the boat" on Sun.; Our Lady of Mt. Carmel Church, 275 N. 6th St. (Meeker St.), 718-382-0223; nightly through 7/15.
summer seaport festival
Old timey carnival with petting zoo, hay wagon rides, food & crafts; Water St. (betw. Fulton & Wall Sts.), 212-809-4900; Sat. 11-6, free.
sunset series 2000
Music, poetry & dance with stars as backdrop; Chelsea Piers, Pier 62 (23rd St.), 212-477-8161; Tues. at 7.
Entertainment, food & merchandise; 6th Ave. (betw. 42nd & 57th Sts.), 212-809-4900; Sun. 11-6, free.