diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index c34d12e..302b2f1 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -13,4 +13,4 @@ repos:
     rev: 24.2.0
     hooks:
     -   id: black
-exclude: 'generated/.*|artifacts/.*|.jsonl'
+exclude: 'generated/.*|artifacts/.*|.jsonl|.csv'
diff --git a/apps/6_call_azure_ai_search/1_create_index.py b/apps/6_call_azure_ai_search/1_create_index.py
index 39721f6..98c2470 100644
--- a/apps/6_call_azure_ai_search/1_create_index.py
+++ b/apps/6_call_azure_ai_search/1_create_index.py
@@ -9,7 +9,7 @@
 
 def load_texts() -> list:
     # for simplicity, hardcoding the path to the text file
-    with open("./apps/6_call_azure_ai_search/data/contoso_rules.txt") as f:
+    with open("./datasets/contoso_rules.csv") as f:
         return f.readlines()
 
 
diff --git a/apps/99_streamlit_examples/README.md b/apps/99_streamlit_examples/README.md
index f2dff68..6825df2 100644
--- a/apps/99_streamlit_examples/README.md
+++ b/apps/99_streamlit_examples/README.md
@@ -61,6 +61,10 @@ Access to http://localhost:8501 and select the sample you want to run from the s
 
 ![Create image](../../docs/images/99_streamlit_examples.createimage.png)
 
+#### 8. Visualize location
+
+![Visualize location](../../docs/images/99_streamlit_examples.map.png)
+
 ## References
 
 - [🎈 Streamlit + LLM Examples App](https://github.com/streamlit/llm-examples)
diff --git a/apps/99_streamlit_examples/pages/8_Visualize_location.py b/apps/99_streamlit_examples/pages/8_Visualize_location.py
new file mode 100644
index 0000000..26c2de9
--- /dev/null
+++ b/apps/99_streamlit_examples/pages/8_Visualize_location.py
@@ -0,0 +1,22 @@
+import pandas as pd
+import streamlit as st
+from dotenv import load_dotenv
+
+load_dotenv()
+
+
+with st.sidebar:
+    "[Azure Portal](https://portal.azure.com/)"
+    "[Azure OpenAI Studio](https://oai.azure.com/resource/overview)"
+    "[View the source code](https://github.com/ks6088ts-labs/workshop-azure-openai/blob/main/apps/99_streamlit_examples/pages/8_Visualize_location.py)"
+
+st.title("Visualize location")
+st.info("This is a sample to visualize location.")
+
+uploaded_file = st.file_uploader("Upload an article", type=("csv"))
+if uploaded_file:
+    df = pd.read_csv(uploaded_file)
+    st.map(
+        data=df,
+        size=1,
+    )
diff --git a/apps/6_call_azure_ai_search/data/contoso_rules.txt b/datasets/contoso_rules.csv
similarity index 96%
rename from apps/6_call_azure_ai_search/data/contoso_rules.txt
rename to datasets/contoso_rules.csv
index b0971f3..94d1215 100644
--- a/apps/6_call_azure_ai_search/data/contoso_rules.txt
+++ b/datasets/contoso_rules.csv
@@ -27,4 +27,4 @@ Working during a full moon is prohibited.
 Every employee must bring a homemade snack once a month.
 The company logo must always include a smiley face.
 Office plants must be watered by the person with the longest name.
-Every Friday, employees must write a haiku about their day.
+Every Friday, employees must write a haiku about their day.
\ No newline at end of file
diff --git a/datasets/locations.csv b/datasets/locations.csv
new file mode 100644
index 0000000..cf321b0
--- /dev/null
+++ b/datasets/locations.csv
@@ -0,0 +1,32 @@
+time,latitude,longitude
+12:00, 35.0116, 135.7681
+12:01, 35.0120, 135.7685
+12:02, 35.0124, 135.7689
+12:03, 35.0128, 135.7693
+12:04, 35.0132, 135.7697
+12:05, 35.0136, 135.7701
+12:06, 35.0140, 135.7705
+12:07, 35.0144, 135.7709
+12:08, 35.0148, 135.7713
+12:09, 35.0152, 135.7717
+12:10, 35.0156, 135.7721
+12:11, 35.0160, 135.7725
+12:12, 35.0164, 135.7729
+12:13, 35.0168, 135.7733
+12:14, 35.0172, 135.7737
+12:15, 35.0176, 135.7741
+12:16, 35.0180, 135.7745
+12:17, 35.0184, 135.7749
+12:18, 35.0188, 135.7753
+12:19, 35.0192, 135.7757
+12:20, 35.0196, 135.7761
+12:21, 35.0200, 135.7765
+12:22, 35.0204, 135.7769
+12:23, 35.0208, 135.7773
+12:24, 35.0212, 135.7777
+12:25, 35.0216, 135.7781
+12:26, 35.0220, 135.7785
+12:27, 35.0224, 135.7789
+12:28, 35.0228, 135.7793
+12:29, 35.0232, 135.7797
+12:30, 35.0236, 135.7801
\ No newline at end of file
diff --git a/docs/images/99_streamlit_examples.map.png b/docs/images/99_streamlit_examples.map.png
new file mode 100644
index 0000000..948102a
Binary files /dev/null and b/docs/images/99_streamlit_examples.map.png differ