There are plenty of things to do in Atlanta.  Some suggestions are below:

MARTA passes:
Single One-way Fare: $1.75
Single Round-trip Fare: $3.50
Multi-day Visitor Pass (1-4 days, unlimited travel): $8.00 - $12.00
Discount Visitor Passes are available when purchased in bulk (200+) Call for estimated cost and fulfillment time (404-848-5501).

CNN Center :
Hours: 9 am - 5 pm, tours departing every 10 min.
Adult Ticket: $13.00
Group Tickets (20+): $11.00 each
Reservations suggested but not required. Call 404-827-2300.

World of Coke :
Hours: 9 am - 5 pm (hours vary, check website for exact times)
Adult Ticket: $15.00
Group Tickets (25+): $14.00

GA Aquarium :
Hours: 10 am - 5 pm
Adult Ticket: $26.00 (general admission w/o IMAX ect.)
Group Tickets (25+): $23.50

Underground Atlanta :
Hours: 10 am - 9 pm

Atlantic Station :
The Bodies Exhibit and Dialogue in the Dark are running through Jan.

High Museum :
Hours: 10 am - 5 pm
Adult Ticket: $18.00
Group Tickets (10+): $15.00
The Special Exhibit in late Oct is Leonardo Da Vinci and the Art of Sculpture.

Fox Theater :
Tours of the Fox depart promptly at 10 am on Mon/Wed/Thurs/Sat, and 11 am on Sat.
Adult Tickets for tours: $10.00
For Group Tours, contact the Atlanta Preservation Center at (404-688-3353).

Margaret Mitchell House :
60-90 min guided tours are available from 10 am - 5:30 pm
Adult Ticket for tour: $12.00
Group Tickets (10+): $9.00

Atlanta History Center :
Hours: 10 am - 5:30 pm
Adult Ticket: $15.00

Zoo Atlanta :
Hours: 9:30 am - 5:30 pm
Adult Ticket: $18.99
Group Ticket (15+): $14.99

The Wren's Nest :
Hours: 10 am - 2:30 pm Tues-Sat
Adult Ticket: $8.00
Group Tours Available at Request: contact This e-mail address is being protected from spam bots, you need JavaScript enabled to view it for more information
Storytellers Availabe at Request for a fee.