Total cost to Training for Change house: $10.05

1. From Philadelphia International Airport, take the R1 train to 30th Street Station. The R1 train stops at every terminal in the airport. Trains leave every half hour, at approximately :09 minutes and :39 minutes after the hour. Tickets cost $6.00 and are sold from machines on the platform and by the conductors on the train. The first train of the day leaves the airport at 6:09 a.m., the last train at 12:09 a.m. (9 minutes after midnight).

2. Get off at 30th Street Station, about a 20-minute ride.

Next, follow directions From the Train Station, below.

Total cost to USP: $3.10

1. In 30th Street Station, go to the majestic central waiting room. After admiring the architecture, walk toward the flower stand and the tall banner that reads "Food Court." Walk under the banner, continue straight down the hallway past the cafes and food stands, and exit the building through the corner door marked "30th Street."

2. Once outside, walk to the closest intersection -- the corner of 30th and Market St. -- where you'll see an entrance to the subway. The sign reads "Subway-Surface, Green Lines."

3. Walk down the stairs into the subway and go to the token window. Buy 2 tokens for $3.10. (You cannot buy just 1 token. If the window is closed, use a token machine.) Enter the turnstiles and walk to the right, following the signs for "Trolleys Westbound."

4. Take trolley #13. You'll get off at 47th St., about a 10-minute ride. (When you pass Clark Park, between 43rd and 45th St., you're almost there; pull the cord to signal a stop when you pass 46th St. If you exit through the rear doors, note that you must step down for the door to open.)

5. After exiting the trolley, turn right and walk north on 47th St. for 1 block, toward the large domed church. Turn left onto Springfield Ave. The Training for Change house is on the opposite side of the street, at 4719 Springfield. Look for the "peace post" on the front lawn.

Total cost to USP: $3.10

1. Exit the bus station from the main door and turn right. At the corner, turn left onto 11th St. Walk 1 block and turn right onto Market St. Continue to the corner of Market and 13th, where you'll enter the subway -- the sign reads, "Subway-Surface, Green Lines."

2. At the token booth, buy 2 tokens for $3.10. (You cannot buy just one token. If the token booth is closed, use a token machine.) Enter the turnstiles and walk to the right, following signs for "Subway-Surface, Green Lines."

3. Take trolley #13. You'll get off at 47th St., about a 10-minute ride. (When you pass Clark Park, between 43rd and 45th St., you're almost there; pull the cord to signal a stop when you pass 46th St. If you exit through the rear doors, note that you must step down for the door to open.)

4. After exiting the trolley, turn right and walk north on 47th St. for 1 block, toward the large domed church. Turn left onto Springfield Ave. The Training for Change house is on the opposite side of the street, at 4719 Springfield. Look for the "peace post" on the front lawn.

1. First, follow these directions, depending on your route:

• From I-76 East: Take exit 346A, South St. (Note that the exit is from the left lane.) At the top of the exit ramp, turn right onto South St.
• From I-76 West: Take exit 346A, South St. (Note that the exit is from the left lane.) At the top of the exit ramp, turn left onto South St.
• From the New Jersey Turnpike: Take Exit 4 and follow signs for Philadelphia - Ben Franklin Bridge. After you've crossed the bridge, get on I-676 West, which cuts through Center City. Once on I-676, follow signs for I-76 East. From I-76 East, take exit 346A, South St. (Note that the exit is from the left lane.) At the top of the exit ramp, turn right onto South St.
• From I-95: Take I-95 to I-676 West, which cuts through Center City. Once on I-676, follow signs for I-76 East. From I-76 East, take exit 346A, South St. (Note that the exit is from the left lane.) At the top of the exit ramp, turn right onto South St.

2. Next, follow South St., which turns into Spruce St., through the University of Pennsylvania campus. Turn left onto 47th St. Cross Baltimore Ave. (and the trolley tracks), and stay on 47th St. as it curves to the left. Go 3 blocks and turn right onto Springfield Ave. The Training for Change house is on your right, at 4719 Springfield. Look for the "peace post" on the front lawn.