Big Onion Walking Tours leads innovative and exciting tours through New York's ethnic neighborhoods and historic districts. Popular walks and tours include Chinatown, Little Italy, Soho, the Village, Brooklyn, Harlem. Big Onion can provide student and adult group tours as well as lectures on numerous topics. Big Onion Walking tours are wonderful for fundraisers, schools, alumni associations, corporate events, orientation for newcomers, visiting clients, relatives, and families. realty park slope