updated till spanner

README.md

@@ -49,4 +49,10 @@ Many of these products have a [free tier](https://cloud.google.com/free/). There
 | **Anthos Deployment Options**  | [Hybrid and multicloud deployment options with Anthos](https://cloud.google.com/blog/topics/developers-practitioners/what-are-my-hybrid-and-multicloud-deployment-options-anthos?utm_source=blog&utm_medium=partner&utm_campaign=CDR_pve_anthoscore_anthosdeplyment_sketchnote_)  | [<img src="https://img.youtube.com/vi/quDqV3nXD2k/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=quDqV3nXD2k&list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/AnthosDeployment.png" width=1100>](https://thecloudgirl.dev/AnthosDeployment.html) | [<sup>:link:</sup>](https://cloud.google.com/anthos?utm_source=twitter&utm_medium=unpaidsoc&utm_campaign=CDR_pve_gcp_gcpsketchnote_&utm_content=-) [<sup>:page_facing_up:</sup>](https://cloud.google.com/anthos/docs?utm_source=twitter&utm_medium=unpaidsoc&utm_campaign=CDR_pve_gcp_gcpsketchnote_&utm_content=-) |
 | **Decision Tree Hadoop to Dataproc**  | [Decision tree to migrate Apache Hadoop workloads to Dataproc](http://goo.gle/3tMxnsB)  | [<img src="https://img.youtube.com/vi/3a5yhnXlJrc/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=3a5yhnXlJrc&list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/HadoopOptions.jpg" width=1100>](https://thecloudgirl.dev/DataprocDecision.html) | [<sup>:link:</sup>](https://cloud.google.com/dataproc/) [<sup>:page_facing_up:</sup>](https://cloud.google.com/dataproc/docs) |
 | **Google Cloud VMware Engine**  | [A Google Cloud VMware Engine cheatsheet](https://goo.gle/2PlTsiy)  | [<img src="https://img.youtube.com/vi/FJGNj_j2BY8/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=FJGNj_j2BY8&list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/VMWareEngine.jpg" width=1100>](https://thecloudgirl.dev/VMWareEngine.html) | [<sup>:link:</sup>](http://goo.gle/313njyY) [<sup>:page_facing_up:</sup>](http://goo.gle/3lyGNoB) |
-| **Bare Metal Solution**  | [Curious about Google Cloud Bare Metal Solution? Start here](https://goo.gle/2O04k5m)  | [<img src="https://img.youtube.com/vi/s6rZBH5sFps/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=s6rZBH5sFps&list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/BareMetal.jpg" width=1100>](https://thecloudgirl.dev/BareMetal.html) | [<sup>:link:</sup>](https://goo.gle/2O04k5m) [<sup>:page_facing_up:</sup>](https://goo.gle/3fnpWEg) |
+| **Bare Metal Solution**  | [Curious about Google Cloud Bare Metal Solution? Start here](https://goo.gle/2O04k5m)  | [<img src="https://img.youtube.com/vi/s6rZBH5sFps/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=s6rZBH5sFps&list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/BareMetal.jpg" width=1100>](https://thecloudgirl.dev/BareMetal.html) | [<sup>:link:</sup>](https://goo.gle/2O04k5m) [<sup>:page_facing_up:</sup>](https://goo.gle/3fnpWEg) |
+| **Persistent Disk**  | [Block storage options in Google Cloud](https://goo.gle/32knshX)  | [<img src="https://img.youtube.com/vi/HZV3XZQZmvQ/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=HZV3XZQZmvQ&list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/pd.jpg" width=1100>](https://thecloudgirl.dev/PD.html) | [<sup>:link:</sup>](https://goo.gle/3iEW4ow) [<sup>:page_facing_up:</sup>](https://goo.gle/3gA1G0z) |
+| **Data Transfer Options**  | [How to transfer data to Google Cloud?](https://goo.gle/3iLTpsS)  | [<img src="https://img.youtube.com/vi/lt9bOxlsKs4/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=lt9bOxlsKs4list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/DataTransfer.jpg" width=1100>](https://thecloudgirl.dev/datatransfer.html) | [<sup>:link:</sup>](https://goo.gle/3xgTrx2) [<sup>:page_facing_up:</sup>](https://goo.gle/3xgTrx2) |
+| **Storage Options**  | [A map of storage options in Google Cloud?](https://goo.gle/3q2asc9)  | [<img src="https://img.youtube.com/vi/uvyerY_dHJk/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=uvyerY_dHJk&list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/storageoptions.jpg" width=1100>](https://thecloudgirl.dev/StorageOptions.html) | [<sup>:link:</sup>](https://goo.gle/2U8dkZ7) [<sup>:page_facing_up:</sup>](https://goo.gle/2U8dkZ7) |
+| **Cloud Bigtable**  | [How BIG is Cloud Bigtable?](https://goo.gle/2TV3hWY)  | [<img src="https://img.youtube.com/vi/Ms_GwMgojlk/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=Ms_GwMgojlk&list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/Bigtable.jpg" width=1100>](https://thecloudgirl.dev/Bigtable.html) | [<sup>:link:</sup>](https://goo.gle/3pQJT9A) [<sup>:page_facing_up:</sup>](https://goo.gle/3xbkgmm) |
+| **Cloud Spanner**  | [What is Cloud Spanner?](https://goo.gle/3zmQMnj)  | [<img src="https://img.youtube.com/vi/lt9bOxlsKs4/sddefault.jpg" width=200>](https://www.youtube.com/watch?v=lt9bOxlsKs4list=PLTWE_lmu2InBzuPmOcgAYP7U80a87cpJd) | [<img src="/images/Spanner.jpg" width=1100>](https://thecloudgirl.dev/spanner.html) | [<sup>:link:</sup>](https://goo.gle/3xkcXJ3) [<sup>:page_facing_up:</sup>](https://goo.gle/3gmC88a) |
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